1844D - Row Major - CodeForces Solution

#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
#define SIZE 100000 + 1

int main(){
    int tc;cin>>tc;
    while(tc--){
        int n;cin>>n;
        int cnt;
        for(int i=1;i<=n;++i){
            if(n%i==0)continue;
            else{
                cnt = i;break;
            }
        }
        string res = "";
        string temp = "";
        for(int i=0;i<cnt;++i){
            temp+='a'+i;
        }
        while(res.size()<n){
            res+=temp;
        }
        string ans = "";
        for(int i=0;i<n;++i){
            ans+=res[i];
        }
        cout<<ans<<endl;
    }
}