题解 | #获取字符串长度#
获取字符串长度
https://www.nowcoder.com/practice/9a2d212d23f5436c80607d5e68c6d12a
#include <iostream>
using namespace std;
int main() {
int num = 0;
char str[100] = { 0 };
cin.getline(str, sizeof(str));
char* a = &str[0];
for(;;)
{
num = num + 1;
a++;
if (*a == '\0')
break;
}
printf("%d", num);
return 0;
}
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