找出字符串中第一个出现次数最多的字符

<pre name="code" class="cpp">#include "OJ.h"#include <iostream>using namespace std;/*功能: 找出字符串中第一个出现次数最多的字符    输入: char* pInputString：字符串    输出: char* pChar：出现次数最多的字符     返回: false 异常失败  true  输出成功*/bool FindChar(char* pInputString, char* pChar){//在这里实现功能int symbol[256] ;for (int i =0; i < 256; ++i){symbol[i] =0;}if (pInputString == NULL){return false;}if (pChar == NULL){return false;}char *pCur = pInputString;int maxNum =0;while(*pCur != '\0'){symbol[*pCur] ++;pCur++;}for (int i =0; i < 255; ++i){if (symbol[i] > maxNum){maxNum = symbol[i];}}pCur = pInputString;while (*pCur != '\0'){if (symbol[*pCur] == maxNum){*pChar = *pCur;return true;}pCur++;}}int main(){char acIutput[] = "aabbccddeee";char cResult = 'a';char cOutput;bool bReturn;bReturn = FindChar(acIutput, &cOutput);cout<<(true == bReturn)<<endl;cout<<(cResult == cOutput)<<endl;return 0;}