Submission #1077959

#	Time	Username	Problem	Language	Result	Execution time	Memory
1077959		Acanikolic	Weighting stones (IZhO11_stones)	C++14	0 / 100	1066 ms	596 KiB

stones

#include <bits/stdc++.h>  

#define int long long 

#define pb push_back
 
#define F first
 
#define S second
 
using namespace std;
 
const int N = 1e5 + 10;
 
const int mod = 1e9 + 7;
 
const int inf = 1e9;

bool does(vector<int>a,vector<int>b) {
	//does a greater than b
	if(b.size() == 0) return 1;
	if(a.size() < b.size()) return 0;
	sort(a.rbegin(),a.rend());
	sort(b.rbegin(),b.rend());
	for(int i = 0; i < b.size(); i++) {
		if(b[i] > a[i]) return 0;
	}
	return 1;
}

signed main() {
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
 	
 	int n;
 	cin >> n;
 	vector<int>a,b;
 	for(int i = 1; i <= n; i++) {
 		int x,y;
 		cin >> x >> y;
 		if(y == 1) a.pb(x);
 		else b.pb(x);
 		if(does(a,b)) {
 			cout << ">\n";
 		}else if(does(b,a)) {
 			cout << "<\n";
 		}else {
 			cout << "?\n";
 		}
 	}
    return 0;
}

Compilation message (stderr)

stones.cpp: In function 'bool does(std::vector<long long int>, std::vector<long long int>)':
stones.cpp:25:19: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   25 |  for(int i = 0; i < b.size(); i++) {
      |                 ~~^~~~~~~~~~

• Subtask 1: 0 / 100