#include <iostream>
using namespace std;
int replace(char*str,char a,char c);
int main()
{
char* str = "hhhhhhhhhaaaaaaaaacccccccc";
char a = '*';
char c = 'h';
int count = replace(str,a,c);
replace(str, a, c);
cout << count << endl;
cout << str << endl;
return 0;
}
int replace(char* str, char a, char c)
{
int count = 0;
while (*str)
{
if (*str == c)
{
*str = a;
count++;
}
str++;
}
return count;
}
关于利用指针替换特定字符的问题
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- threenewbee 2019-10-03 15:55关注
char* str = "hhhhhhhhhaaaaaaaaacccccccc";
这是字符串常量,不能replace#include <iostream> using namespace std; int replace(char*str,char a,char c); int main() { char str[] = "hhhhhhhhhaaaaaaaaacccccccc"; char a = '*'; char c = 'h'; int count = replace(str,a,c); cout << count << endl; cout << str << endl; return 0; } int replace(char* str, char a, char c) { int count = 0; while (*str) { if (*str == c) { *str = a; count++; } str++; } return count; }
9
*********aaaaaaaaacccccccc本回答被题主选为最佳回答 , 对您是否有帮助呢?解决 无用评论 打赏 举报