40pts求调!!!

#include<bits/stdc++.h>
using namespace std;
struct vis {
	int zs;
	int tg;
	int wtg;
} a[1000005];
int main() {
	double n,c,fsx,zf=0;
	cin>>n;
	for(int i=1; i<=n; i++) {
		cin>>a[i].zs >>a[i].tg;
		zf+=a[i].tg *(100/a[i].zs );
		a[i].wtg=a[i].zs-a[i].tg;
	}
	cin>>fsx;
	if(zf>=fsx) {
		cout<<"Already Au.";
		return 0;
	} else {
		for(int i=1; i<=n; i++) {
			c=fsx-zf;
			if(!((c-a[i].wtg*(100/a[i].zs))<=0 )) {
				cout<<"NaN"<<endl;
			} else {
				cout<<ceil(c/(a[i].wtg*(100/a[i].zs ) ))<<endl;;
			}
		}
	}
	return 0;
}