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 s[30] = {0};
    char *q=str;
    char *p=s;
    for(int i=0;i<m-1;i++){
        q++;
    }
    while((*q)!='\0'){
        *p = *q;
        p++;
        q++;
    }
    *p = '\0';
    cout<<s<<endl;
    return 0;
}