oj.uz

Submission #169076

# Submission time Handle Problem Language Result Execution time Memory
169076 2019-12-18T10:28:52 Z songc Question (Grader is different from the original contest) (CEOI14_question_grader) C++14
0 / 100
 7000 ms 7096 KB 
#include <bits/stdc++.h>
using namespace std;
typedef pair<int,int> pii;
typedef long long LL;
vector<LL> V;

void f(int n, int k, LL d){
	if (n >= 12){
    	if (k == 6) V.push_back(d);
    	return;
    }
    if (k < 6) f(n+1, k-1, d*2+1);
	f(n+1, k, d*2);
}

int encode(int n, int x, int y) {
	if (V.empty()) f(0, 0, 0);
	for (int i=1; i<=12; i++) if ((x&(1ll<<(i-1))) && !(y&(1ll<<(i-1)))) return i;
}
#include <bits/stdc++.h>
using namespace std;
typedef pair<int,int> pii;
typedef long long LL;
vector<LL> V;

void f(int n, int k, LL d){
	if (n >= 12){
    	if (k == 6) V.push_back(d);
    	return;
    }
	if (k < 6) f(n+1, k-1, d*2+1);
	f(n+1, k, d*2);
}

int decode(int n, int q, int h) {
	if (V.empty()) f(0, 0, 0);
	if (V[q] & (1<<(h-1))) return 1;
	return 0;
}

Compilation message

encoder.cpp: In function 'int encode(int, int, int)':
encoder.cpp:19:1: warning: control reaches end of non-void function [-Wreturn-type]
 }
 ^

Subtask #1
0.0 / 100.0

# Verdict Execution time Memory Grader output
1 Execution timed out 7092 ms 7096 KB Time limit exceeded
2 Execution timed out 7064 ms 7048 KB Time limit exceeded