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Submission #1033217

# Submission time Handle Problem Language Result Execution time Memory
1033217 2024-07-24T14:23:17 Z vjudge1 Colors (BOI20_colors) C++17
0 / 100
 0 ms 344 KB 
#include <bits/stdc++.h>
using namespace std;

#define int long long
#define ll long long
#define ar array
#define ld long double

const int N = 3e5 + 20;
const int B = 400;
const int M = 200;
const int INF = 1e15;
const int LOG = 24;
const int MOD = 998244353;

#pragma GCC optimize("O3,unroll-loops")
#pragma GCC target("avx,bmi,bmi2,lzcnt,popcnt")

bool query(int x){
	++x;
	int res;
	cout<<"P 1"<<endl;
	cin>>res;
	cout<<"P "<<x<<endl;
	cin>>res;
	return res;
}

void answer(int x){
	cout<<"= "<<x<<endl;
	exit(0);
}

signed main(){ios_base::sync_with_stdio(false);cin.tie(0);
	int n;
	cin>>n;
	int lo = 1;
	int hi = n - 1;
	int ans = 0;
	while(lo <= hi){
		int mid = (lo + hi) / 2;
		if(query(mid)){
			hi = mid - 1;
			ans = mid;
		}else lo = mid + 1;
	}
	answer(ans);
}

Subtask #1
0 / 9.0

# Verdict Execution time Memory Grader output
1 Runtime error 0 ms 344 KB Execution killed with signal 13
2 Halted 0 ms 0 KB -

Subtask #2
0 / 13.0

# Verdict Execution time Memory Grader output
1 Runtime error 0 ms 344 KB Execution killed with signal 13
2 Halted 0 ms 0 KB -

Subtask #3
0 / 21.0

# Verdict Execution time Memory Grader output
1 Runtime error 0 ms 344 KB Execution killed with signal 13
2 Halted 0 ms 0 KB -

Subtask #4
0 / 24.0

# Verdict Execution time Memory Grader output
1 Runtime error 0 ms 344 KB Execution killed with signal 13
2 Halted 0 ms 0 KB -

Subtask #5
0 / 33.0

# Verdict Execution time Memory Grader output
1 Runtime error 0 ms 344 KB Execution killed with signal 13
2 Halted 0 ms 0 KB -