Submission #166210

#	Time	Username	Problem	Language	Result	Execution time	Memory
166210		Dovran	Weighting stones (IZhO11_stones)	C++11	0 / 100	1074 ms	1608 KiB

stones

#include <bits/stdc++.h>
#define N 100009
#define pii pair <int, int>
#define ff first
#define ss second
#define pb push_back
#define ll long long

using namespace std;

int n, v[N], c[N];
vector<int>a, b;
int r, l;

int main(){
	cin>>n;
	for(int i=1; i<=n; i++){
		int x, y;
		cin>>x>>y;
		if(y==1)
			a.pb(x), l=max(l, x), v[x]--;
		else
			b.pb(x), r=max(r, x), v[x]++;
		
		int asd=0;
		for(int j=n; j>=1; j--){
			c[j]=c[j+1]+v[j];
			if((c[j]>0 and l>r) or (c[j]<0 and l<r)){
				cout<<"?\n", asd=1;
				break;
			}
		}
		if(asd==0){
			if(l>r)
				cout<<">\n";
			else
				cout<<"<\n";
		}
		for(int j=1; j<=n; j++)
			c[j]=0;
	}
}

• Subtask 1: 0 / 100