| # |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
| 59885 |
2018-07-23T08:33:54 Z |
hamzqq9 |
Game (IOI14_game) |
C++14 |
|
1000 ms |
2164 KB |
#include "game.h"
#include<bits/stdc++.h>
#define st first
#define nd second
#define mp make_pair
#define sz(x) x.size()
using namespace std;
#define N 1505
set< pair<int,int> > edge_set[N];
int ata[N],n;
int bul(int node) {
if(ata[node]==node) return node;
return ata[node]=bul(ata[node]);
}
bool ok[N][N];
int cnt=0;
void initialize(int n) {
::n=n;
for(int i=0;i<n;i++) {
for(int j=0;j<n;j++) ok[i][j]=1;
}
}
bool vis[N];
void dfs(int node) {
if(vis[node]) return ;
vis[node]=1;
for(int i=0;i<n;i++) {
if(ok[node][i]) dfs(i);
}
}
int hasEdge(int u, int v) {
memset(vis,0,sizeof(vis));
ok[u][v]=ok[v][u]=0;
dfs(u);
if(vis[v]) return 0;
return ok[u][v]=ok[v][u]=1;
}
/*
#include <cstdio>
#include <cassert>
#include "game.h"
int read_int() {
int x;
assert(scanf("%d", &x) == 1);
return x;
}
int bab[N];
int fin(int node) {
if(bab[node]==node) return node;
return bab[node]=fin(bab[node]);
}
void bug(vector< pair<int,int> > ed,int n) {
flag=1;
initialize(n);
for(auto x:ed) {
printf("%d %d\n",x.st,x.nd);
printf("%d\n",hasEdge(x.st,x.nd));
}
}
int main() {
int n, u, v;
n = 5;
vector< pair<int,int> > ed;
for(int i=0;i<n;i++) {
for(int j=0;j<i;j++) {
ed.push_back(mp(i,j));
}
}
int tot=0;
do {
int comp=n;
for(int i=0;i<n;i++) bab[i]=i;
initialize(n);
for (int i = 0; i < n * (n - 1) / 2; i++) {
u = ed[i].st;
v = ed[i].nd;
// printf("%d %d ",u,v);
int res=hasEdge(u,v);
if(res) {
int bu=fin(u);
int bv=fin(v);
if(bu!=bv) {
bab[bu]=bv;
comp--;
}
}
if(comp==1 && i<n*(n-1)/2-1) {
bug(ed,n);
return 0;
}
}
if(comp>1) {
bug(ed,n);
return 0;
}
} while(next_permutation(ed.begin(),ed.end()));
return 0;
}
*/
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
3 ms |
376 KB |
Output is correct |
| 2 |
Correct |
3 ms |
376 KB |
Output is correct |
| 3 |
Correct |
3 ms |
520 KB |
Output is correct |
| 4 |
Correct |
3 ms |
520 KB |
Output is correct |
| 5 |
Correct |
3 ms |
520 KB |
Output is correct |
| 6 |
Correct |
2 ms |
520 KB |
Output is correct |
| 7 |
Correct |
2 ms |
520 KB |
Output is correct |
| 8 |
Correct |
3 ms |
612 KB |
Output is correct |
| 9 |
Correct |
3 ms |
668 KB |
Output is correct |
| 10 |
Correct |
3 ms |
668 KB |
Output is correct |
| 11 |
Correct |
3 ms |
668 KB |
Output is correct |
| 12 |
Correct |
2 ms |
668 KB |
Output is correct |
| 13 |
Correct |
3 ms |
668 KB |
Output is correct |
| 14 |
Correct |
3 ms |
668 KB |
Output is correct |
| 15 |
Correct |
3 ms |
668 KB |
Output is correct |
| 16 |
Correct |
4 ms |
668 KB |
Output is correct |
| 17 |
Correct |
2 ms |
668 KB |
Output is correct |
| 18 |
Correct |
3 ms |
668 KB |
Output is correct |
| 19 |
Correct |
2 ms |
668 KB |
Output is correct |
| 20 |
Correct |
3 ms |
668 KB |
Output is correct |
| 21 |
Correct |
2 ms |
764 KB |
Output is correct |
| 22 |
Correct |
2 ms |
764 KB |
Output is correct |
| 23 |
Correct |
2 ms |
764 KB |
Output is correct |
| 24 |
Correct |
4 ms |
764 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
3 ms |
764 KB |
Output is correct |
| 2 |
Correct |
3 ms |
764 KB |
Output is correct |
| 3 |
Correct |
2 ms |
764 KB |
Output is correct |
| 4 |
Correct |
2 ms |
764 KB |
Output is correct |
| 5 |
Correct |
3 ms |
764 KB |
Output is correct |
| 6 |
Correct |
3 ms |
764 KB |
Output is correct |
| 7 |
Correct |
2 ms |
764 KB |
Output is correct |
| 8 |
Correct |
3 ms |
764 KB |
Output is correct |
| 9 |
Correct |
3 ms |
764 KB |
Output is correct |
| 10 |
Correct |
3 ms |
764 KB |
Output is correct |
| 11 |
Correct |
4 ms |
764 KB |
Output is correct |
| 12 |
Correct |
3 ms |
764 KB |
Output is correct |
| 13 |
Correct |
3 ms |
764 KB |
Output is correct |
| 14 |
Correct |
3 ms |
764 KB |
Output is correct |
| 15 |
Correct |
3 ms |
764 KB |
Output is correct |
| 16 |
Correct |
4 ms |
764 KB |
Output is correct |
| 17 |
Correct |
3 ms |
764 KB |
Output is correct |
| 18 |
Correct |
2 ms |
764 KB |
Output is correct |
| 19 |
Correct |
3 ms |
764 KB |
Output is correct |
| 20 |
Correct |
4 ms |
764 KB |
Output is correct |
| 21 |
Correct |
3 ms |
764 KB |
Output is correct |
| 22 |
Correct |
3 ms |
764 KB |
Output is correct |
| 23 |
Correct |
2 ms |
764 KB |
Output is correct |
| 24 |
Correct |
2 ms |
764 KB |
Output is correct |
| 25 |
Correct |
5 ms |
764 KB |
Output is correct |
| 26 |
Correct |
6 ms |
764 KB |
Output is correct |
| 27 |
Correct |
7 ms |
764 KB |
Output is correct |
| 28 |
Correct |
5 ms |
764 KB |
Output is correct |
| 29 |
Correct |
5 ms |
764 KB |
Output is correct |
| 30 |
Correct |
5 ms |
764 KB |
Output is correct |
| 31 |
Correct |
8 ms |
764 KB |
Output is correct |
| 32 |
Correct |
4 ms |
764 KB |
Output is correct |
| 33 |
Correct |
6 ms |
764 KB |
Output is correct |
| 34 |
Correct |
125 ms |
956 KB |
Output is correct |
| 35 |
Correct |
128 ms |
956 KB |
Output is correct |
| 36 |
Correct |
121 ms |
972 KB |
Output is correct |
| 37 |
Correct |
130 ms |
972 KB |
Output is correct |
| 38 |
Correct |
114 ms |
972 KB |
Output is correct |
| 39 |
Correct |
115 ms |
972 KB |
Output is correct |
| 40 |
Correct |
127 ms |
972 KB |
Output is correct |
| 41 |
Correct |
125 ms |
972 KB |
Output is correct |
| 42 |
Correct |
125 ms |
972 KB |
Output is correct |
| 43 |
Correct |
81 ms |
972 KB |
Output is correct |
| 44 |
Correct |
86 ms |
972 KB |
Output is correct |
| 45 |
Correct |
90 ms |
972 KB |
Output is correct |
| 46 |
Correct |
98 ms |
972 KB |
Output is correct |
| 47 |
Correct |
90 ms |
1112 KB |
Output is correct |
| 48 |
Correct |
90 ms |
1112 KB |
Output is correct |
| 49 |
Correct |
102 ms |
1112 KB |
Output is correct |
| 50 |
Correct |
104 ms |
1112 KB |
Output is correct |
| 51 |
Correct |
104 ms |
1112 KB |
Output is correct |
| 52 |
Correct |
97 ms |
1224 KB |
Output is correct |
| 53 |
Correct |
98 ms |
1224 KB |
Output is correct |
| 54 |
Correct |
116 ms |
1224 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
2 ms |
1224 KB |
Output is correct |
| 2 |
Correct |
3 ms |
1224 KB |
Output is correct |
| 3 |
Correct |
3 ms |
1224 KB |
Output is correct |
| 4 |
Correct |
3 ms |
1224 KB |
Output is correct |
| 5 |
Correct |
3 ms |
1224 KB |
Output is correct |
| 6 |
Correct |
3 ms |
1224 KB |
Output is correct |
| 7 |
Correct |
3 ms |
1224 KB |
Output is correct |
| 8 |
Correct |
3 ms |
1224 KB |
Output is correct |
| 9 |
Correct |
3 ms |
1224 KB |
Output is correct |
| 10 |
Correct |
3 ms |
1224 KB |
Output is correct |
| 11 |
Correct |
3 ms |
1224 KB |
Output is correct |
| 12 |
Correct |
3 ms |
1224 KB |
Output is correct |
| 13 |
Correct |
2 ms |
1224 KB |
Output is correct |
| 14 |
Correct |
3 ms |
1224 KB |
Output is correct |
| 15 |
Correct |
2 ms |
1224 KB |
Output is correct |
| 16 |
Correct |
2 ms |
1224 KB |
Output is correct |
| 17 |
Correct |
3 ms |
1224 KB |
Output is correct |
| 18 |
Correct |
2 ms |
1224 KB |
Output is correct |
| 19 |
Correct |
3 ms |
1224 KB |
Output is correct |
| 20 |
Correct |
2 ms |
1224 KB |
Output is correct |
| 21 |
Correct |
3 ms |
1224 KB |
Output is correct |
| 22 |
Correct |
3 ms |
1224 KB |
Output is correct |
| 23 |
Correct |
3 ms |
1224 KB |
Output is correct |
| 24 |
Correct |
2 ms |
1224 KB |
Output is correct |
| 25 |
Correct |
5 ms |
1224 KB |
Output is correct |
| 26 |
Correct |
6 ms |
1224 KB |
Output is correct |
| 27 |
Correct |
6 ms |
1224 KB |
Output is correct |
| 28 |
Correct |
6 ms |
1224 KB |
Output is correct |
| 29 |
Correct |
7 ms |
1224 KB |
Output is correct |
| 30 |
Correct |
5 ms |
1224 KB |
Output is correct |
| 31 |
Correct |
5 ms |
1224 KB |
Output is correct |
| 32 |
Correct |
6 ms |
1224 KB |
Output is correct |
| 33 |
Correct |
7 ms |
1224 KB |
Output is correct |
| 34 |
Correct |
115 ms |
1264 KB |
Output is correct |
| 35 |
Correct |
127 ms |
1264 KB |
Output is correct |
| 36 |
Correct |
121 ms |
1264 KB |
Output is correct |
| 37 |
Correct |
116 ms |
1264 KB |
Output is correct |
| 38 |
Correct |
132 ms |
1264 KB |
Output is correct |
| 39 |
Correct |
113 ms |
1264 KB |
Output is correct |
| 40 |
Correct |
116 ms |
1264 KB |
Output is correct |
| 41 |
Correct |
111 ms |
1264 KB |
Output is correct |
| 42 |
Correct |
125 ms |
1324 KB |
Output is correct |
| 43 |
Correct |
64 ms |
1324 KB |
Output is correct |
| 44 |
Correct |
61 ms |
1324 KB |
Output is correct |
| 45 |
Correct |
92 ms |
1324 KB |
Output is correct |
| 46 |
Correct |
91 ms |
1324 KB |
Output is correct |
| 47 |
Correct |
88 ms |
1324 KB |
Output is correct |
| 48 |
Correct |
88 ms |
1424 KB |
Output is correct |
| 49 |
Correct |
98 ms |
1424 KB |
Output is correct |
| 50 |
Correct |
110 ms |
1424 KB |
Output is correct |
| 51 |
Correct |
100 ms |
1424 KB |
Output is correct |
| 52 |
Correct |
98 ms |
1424 KB |
Output is correct |
| 53 |
Correct |
99 ms |
1484 KB |
Output is correct |
| 54 |
Correct |
100 ms |
1536 KB |
Output is correct |
| 55 |
Execution timed out |
1079 ms |
2164 KB |
Time limit exceeded |
| 56 |
Halted |
0 ms |
0 KB |
- |
