模拟赛第一道题

#include<bits/stdc++.h>
using namespace std;
int a[10086000];
int b[10086000];
int main() {
	long long n,t,sum = 0;
	cin>>n;
	for (int i = 0;i<n;i++) {
 		cin>>a[i]>>b[i];
 		sum+=100/a[i]*b[i];
	}
	cin>>t;
	for (int i = 0;i<n;i++) {
		if (t<sum) {
 			cout<<"Already Au."<<'\n';
		  	continue;
	 	}
 		if (a[i] == b[i]) {
  			cout<<"NaN"<<'\n';
  			continue;
 		}
 		long long u = sum;
 		long long g = 0;
 		if (u+100/a[i]*(a[i] - b[i]) < t) {
 			cout<<"NaN"<<'\n';
 			continue;
		}
		while (u < t) {
			g++;
			u+=100/a[i];
		}
		cout<<g<<'\n';
	}
}