题解 | #复制部分字符串#

#include <iostream>
using namespace std;

int main() {

    char str[30] = { 0 };
    cin.getline(str, sizeof(str));

    int m;
    cin >> m;

    // write your code here......
    char *p = str;
    while(m>1){
        p++;
        m--;
    }

    auto val(p);
    cout << val << endl;

    return 0;
}