帮帮忙

#include <bits/stdc++.h>
using namespace std;
int n, m;
int a[1005], sum = 0;
int main (){
	cin >> n >> m;
	while(n){
		a[++sum]=n%m;
		n/=m;
	}
	for(int i = sum; i >= 1; i--){
		if(a[i] <= 9){
			cout << char(a[i] + 48);
		}
		if(a[i] > 9){
			cout << char(a[i] + 55);
		}
	} 
	return 0;
}