题解 | #获取字符串长度#

#include <cstdio>
#include <ios>
#include <iostream>
using namespace std;

int main() {

    char str[100] = { 0 };
    cin.getline(str, sizeof(str));

    // write your code here......
    int i=0;
    while(str[i]!='\0')
    {
        ++i;
    }
    printf("%d\n",i);
    return 0;
}