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Submission #1029089

# Submission time Handle Problem Language Result Execution time Memory
1029089 2024-07-20T12:17:12 Z amirhoseinfar1385 The Big Prize (IOI17_prize) C++17
20 / 100
 34 ms 1104 KB 
#include "prize.h"
#include<bits/stdc++.h>
using namespace std;
map<int,pair<int,int>>mp;
int cnt=0;

pair<int,int>pors(int u){
	cnt++;
	if(cnt>=10000){
		exit(23);
	}
	if(mp.count(u)==0){
		vector<int>hey=ask(u);
		mp[u]=make_pair(hey[0],hey[1]);
	}
	return mp[u];
}

int find_best(int n) {
	for(int i=0;i<n;){
		pair<int,int>av=pors(i);
		if(av.first+av.second==0){
			return i;
		}
		pair<int,int>fake;
		int low=i,high=n,mid;
		while(high-low>1){
			mid=(high+low)>>1;
			fake=pors(mid);
			if(fake.first+fake.second!=av.first+av.second){
				high=mid;
			}else{
				if(fake.first-av.first==0){
					low=mid;
				}else{
					high=mid;
				}
			}
		}
		i=low+1;
	}
	return 0;
}

Subtask #1
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 0 ms 344 KB Output is correct
5 Correct 1 ms 424 KB Output is correct
6 Correct 0 ms 344 KB Output is correct
7 Correct 1 ms 344 KB Output is correct
8 Correct 1 ms 344 KB Output is correct
9 Correct 0 ms 344 KB Output is correct
10 Correct 0 ms 344 KB Output is correct

Subtask #2
0 / 80.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 0 ms 344 KB Output is correct
5 Correct 0 ms 344 KB Output is correct
6 Correct 0 ms 344 KB Output is correct
7 Correct 0 ms 428 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 0 ms 340 KB Output is correct
10 Correct 0 ms 344 KB Output is correct
11 Correct 2 ms 344 KB Output is correct
12 Correct 0 ms 344 KB Output is correct
13 Correct 4 ms 344 KB Output is correct
14 Correct 3 ms 444 KB Output is correct
15 Correct 11 ms 780 KB Output is correct
16 Runtime error 34 ms 1104 KB Execution failed because the return code was nonzero
17 Halted 0 ms 0 KB -