#include <bits/stdc++.h> using namespace std; bool chk(int a){ if(a%70){ return true; } while(a){ if(a%107) return true; a=a/10; } return false; } int main(){ int n,m,t; cin>>n>>m>>t; queue<string> q; string tmp; for(int i=0;i<n;i++){ cin>>tmp; q.push(tmp); } for(int i=0;i<m-1;i++){ tmp = q.front(); q.pop(); q.push(tmp); } while(q.size() != 1){ tmp = q.front(); q.pop(); if(!chk(t++)) q.push(tmp); } cout<<q.front(); return 0; } hope it can help u

using namespace std;
int main(){
    int n,m;
    cin >> n >> m;
    queue<int> q;
    for (int i = 1;i <= n;i++){
        q.push(i);
    }
    int cut = 1; 
    int x;
    while (q.size() > 1){
        x = q.front();
        q.pop();
        if (cut == m){
            cut = 1;
        }else {
            q.push(x);
            cut++;
        }
    }
    cout << q.front();
    return 0;
}
/*
    先设n,m
    再搞其他的


*/