1052: 旋转单词(words)

#include <iostream>
#include <iomanip>
#include <cstdlib>
#include <string>
#include <sstream>
using namespace std;

string num2str(int i)
{
        stringstream ss;
        ss<<i;
        return ss.str();
}
bool isLower(char s)
{
        return (int)s >= (int)‘a‘ && (int)s <= (int)‘z‘;
}
int main(){
    int m,n;
    string s;
    cin>>m;
    while(m--)
    {
        cin>>s;
        cin>>n;
        int t = s.length() - n % s.length();
        s = s.substr(t) + s.substr(0,t);
        cout<<s<<endl;
    }

//    cout<<setiosflags(ios::fixed)<<setprecision(4)<<s<<endl;
//    cout<< setiosflags(ios::fixed)<<setprecision(4) <<c<<endl; 
}