题解 | #获取字符串长度#

#include <iostream>
using namespace std;

int main() {

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

    // write your code here......
    char *p = str;
    int len=0;
    while((*p)!='\0'){
        len++;
        p++;
    }
    cout<<len<<endl;
    return 0;
}