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【
C
】
计算器C语言实现
作者:
Dezai.CN
/ 发布于
2011/12/26
/
737
<div>?#include "evaluation.h"</div> #include "stack.h"</div> #include <stdio.h></div> <div>define NULL 0</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span> //运算符之间的关系</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span> // + - * / ( ) \n</div> <div>char relation[7][7] ={</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>/* + */<span class="Apple-tab-span" style="white-space:pre"> </span>{'>','>','<','<','<','>','>'},</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>/* - */<span class="Apple-tab-span" style="white-space:pre"> </span>{'>','>','<','<','<','>','>'},</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>/* * */<span class="Apple-tab-span" style="white-space:pre"> </span>{'>','>','>','>','<','>','>'},</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>/* / */<span class="Apple-tab-span" style="white-space:pre"> </span>{'>','>','>','>','<','>','>'},</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>/* ( */<span class="Apple-tab-span" style="white-space:pre"> </span>{'<','<','<','<','<','=',' '},</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>/* ) */<span class="Apple-tab-span" style="white-space:pre"> </span>{'>','>','>','>',' ','>','>'},</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>/*\n*/<span class="Apple-tab-span" style="white-space:pre"> </span>{'<','<','<','<','<',' ','='} <div><span class="Apple-tab-span" style="white-space:pre"> </span>};</div> <div>char OP[8] = {'+','-','*','/','(',')','\n'};</div> <div>void menu()</div> <div>{</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>printf("===============================\n");</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>printf(" [1]输入表达式并求值 \n");</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>printf(" [2]退出<span class="Apple-tab-span" style="white-space:pre"> </span> \n");</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>printf("===============================\n");</div> <div>} <div>char Precede(char opnd,char c)</div> <div>{</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>int i = 0;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>int j = 0;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>switch(opnd)</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>{</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>case '+':</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>i = 0;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>switch(c)</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>{</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>case '+':</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>j = 0;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>return relation[i][j];</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>break;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>case '-':</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>j = 1;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>return relation[i][j];</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>break;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>case '*':</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>j = 2;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>return relation[i][j];</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>break;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>case '/':</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>j = 3;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>return relation[i][j];</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>break;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>case '(':</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>j = 4;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>return relation[i][j];</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>break;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>case ')':</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>j = 5;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>return relation[i][j];</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>break;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>case '\n':</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>j = 6;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>return relation[i][j];</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>break;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>} <div><span class="Apple-tab-span" style="white-space:pre"> </span>break;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>case '-':</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>i = 1;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>switch(c)</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>{</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>case '+':</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>j = 0;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>return relation[i][j];</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>break;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>case '-':</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>j = 1;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>return relation[i][j];</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>break;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>case '*':</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>j = 2;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>return relation[i][j];</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>break;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>case '/':</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>j = 3;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>return relation[i][j];</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>break;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>case '(':</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>j = 4;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>return relation[i][j];</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>break;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>case ')':</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>j = 5;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>return relation[i][j];</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>break;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>case '\n':</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>j = 6;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>return relation[i][j];</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>break;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>} <div><span class="Apple-tab-span" style="white-space:pre"> </span>break;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>case '*':</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>i = 2;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>switch(c)</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>{</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>case '+':</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>j = 0;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>return relation[i][j];</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>break;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>case '-':</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>j = 1;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>return relation[i][j];</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>break;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>case '*':</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>j = 2;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>return relation[i][j];</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>break;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>case '/':</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>j = 3;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>return relation[i][j];</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>break;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>case '(':</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>j = 4;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>return relation[i][j];</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>break;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>case ')':</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>j = 5;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>return relation[i][j];</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>break;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>case '\n':</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>j = 6;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>return relation[i][j];</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>break;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>} <div><span class="Apple-tab-span" style="white-space:pre"> </span>break;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>case '/':</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>i = 3;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>switch(c)</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>{</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>case '+':</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>j = 0;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>return relation[i][j];</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>break;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>case '-':</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>j = 1;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>return relation[i][j];</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>break;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>case '*':</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>j = 2;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>return relation[i][j];</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>break;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>case '/':</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>j = 3;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>return relation[i][j];</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>break;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>case '(':</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>j = 4;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>return relation[i][j];</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>break;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>case ')':</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>j = 5;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>return relation[i][j];</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>break;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>case '\n':</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>j = 6;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>return relation[i][j];</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>break;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>} <div><span class="Apple-tab-span" style="white-space:pre"> </span>break;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>case '(':</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>i = 4;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>switch(c)</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>{</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>case '+':</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>j = 0;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>return relation[i][j];</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>break;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>case '-':</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>j = 1;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>return relation[i][j];</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>break;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>case '*':</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>j = 2;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>return relation[i][j];</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>break;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>case '/':</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>j = 3;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>return relation[i][j];</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>break;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>case '(':</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>j = 4;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>return relation[i][j];</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>break;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>case ')':</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>j = 5;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>return relation[i][j];</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>break;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>case '\n':</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>j = 6;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>return relation[i][j];</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>break;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>} <div><span class="Apple-tab-span" style="white-space:pre"> </span>break;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>case ')':</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>i = 5;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>switch(c)</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>{</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>case '+':</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>j = 0;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>return relation[i][j];</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>break;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>case '-':</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>j = 1;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>return relation[i][j];</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>break;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>case '*':</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>j = 2;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>return relation[i][j];</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>break;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>case '/':</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>j = 3;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>return relation[i][j];</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>break;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>case '(':</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>j = 4;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>return relation[i][j];</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>break;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>case ')':</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>j = 5;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>return relation[i][j];</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>break;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>case '\n':</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>j = 6;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>return relation[i][j];</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>break;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>} <div><span class="Apple-tab-span" style="white-space:pre"> </span>break;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>case '\n':</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>i = 6;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>switch(c)</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>{</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>case '+':</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>j = 0;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>return relation[i][j];</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>break;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>case '-':</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>j = 1;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>return relation[i][j];</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>break;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>case '*':</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>j = 2;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>return relation[i][j];</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>break;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>case '/':</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>j = 3;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>return relation[i][j];</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>break;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>case '(':</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>j = 4;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>return relation[i][j];</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>break;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>case ')':</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>j = 5;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>return relation[i][j];</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>break;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>case '\n':</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>j = 6;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>return relation[i][j];</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>break;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>} <div><span class="Apple-tab-span" style="white-space:pre"> </span>break;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>default :</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>return NULL;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>break;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>} <div><span class="Apple-tab-span" style="white-space:pre"> </span>return NULL;</div> <div>} <div>float Operator(float first,char theta,float second)</div> <div>{</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>switch(theta)</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>{</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>case '+':</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>return first + second;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>break;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>case '-':</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>return first - second;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>break;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>case '*':</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>return first * second;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>break;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>case '/':</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>return first / second;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>break;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>default:</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>break;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>} <div>} <div>BOOL In(char c,char *OP)</div> <div>{</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>int i = 0;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>while(OP[i] != '\0')</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>{</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>if(OP[i] == c)</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>{</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>return 1;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>} <div><span class="Apple-tab-span" style="white-space:pre"> </span>i++;</div> <div><span class="Apple-tab-span" style="white-space:pre"> </span>} <div><span class="Apple-tab-span" style="white-space:pre"> </span>return 0;</div> <div>}
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