oj.uz

Submission #422224

# Submission time Handle Problem Language Result Execution time Memory
422224 2021-06-09T22:01:52 Z Antekb Toy Train (IOI17_train) C++14
100 / 100
 585 ms 1988 KB 
#include "train.h"
#include<bits/stdc++.h>
#define st first
#define nd second
#define pb(x) push_back(x)
using namespace std;
const int N=5005;
vector<int> E[N], rE[N], E2[N], rE2[N];
int d[N];
int wsk=0;
int czy[N][N], dobre[N], petla[N];
int vis[N];
int usun[N];
std::vector<int> who_wins(std::vector<int> a, std::vector<int> r, std::vector<int> uu, std::vector<int> vv) {
	int n=a.size(), m=uu.size();
	std::vector<int> res(n);
	for(int i=0; i<m; i++){
		//cout<<uu[i]<<" "<<vv[i]<<"\n";
		E[uu[i]].pb(vv[i]);
		rE[vv[i]].pb(uu[i]);
	}
	//int wsk=n-1;
	int ile=0;
	while(true){
			vector<int> V;
			for(int j=0; j<n; j++)if(!usun[j])d[j]=E[j].size(), vis[j]=0;
			for(int j=0; j<n; j++)if(r[j] && !usun[j])V.pb(j);//cout<<j;
			//cout<<"\n";
			for(int j=0; j<V.size(); j++){
				int v=V[j];
				for(int u:rE[v]){
					if(a[u] && !vis[u] && !usun[u]){
						vis[u]=1;
						if(!r[u])V.pb(u);
					}
					if(!a[u] && --d[u]==0 && !vis[u] && !usun[u]){
						vis[u]=1;
						if(!r[u])V.pb(u);
					}
				}
			}
			//for(int i:V)cout<<i<<" ";
			//cout<<" q\n";
			int c=0;
			for(int i:V)if(vis[i])c++;
			if(c==n-ile)break;
			V.clear();
			for(int j=0; j<n; j++){
				dobre[j]=0;
				if(!vis[j] && !usun[j]){
					dobre[j]=1;
					V.pb(j);
				}
				else{
					vis[j]=0;
					d[j]=E[j].size();
				}
			}
			for(int j=0; j<V.size(); j++){
				int v=V[j];
				for(int u:rE[v]){
					if(!a[u] && !vis[u] && !usun[u]){
						vis[u]=1;
						if(!dobre[u])V.pb(u);
					}
					if(a[u] && --d[u]==0 && !vis[u] && !usun[u]){
						vis[u]=1;
						if(!dobre[u])V.pb(u);
					}
				}
			}
			for(int i:V)usun[i]=1;
			//for(int i:V)cout<<i<<" ";
			//cout<<"\n";
			ile=0;
			for(int i=0; i<n; i++)ile+=usun[i];
	}
	for(int i=0; i<n; i++)res[i]=!usun[i];
	return res;
}

Compilation message

train.cpp: In function 'std::vector<int> who_wins(std::vector<int>, std::vector<int>, std::vector<int>, std::vector<int>)':
train.cpp:29:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   29 |    for(int j=0; j<V.size(); j++){
      |                 ~^~~~~~~~~
train.cpp:59:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   59 |    for(int j=0; j<V.size(); j++){
      |                 ~^~~~~~~~~

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 1484 KB Output is correct
2 Correct 7 ms 1484 KB Output is correct
3 Correct 6 ms 1420 KB Output is correct
4 Correct 6 ms 1484 KB Output is correct
5 Correct 6 ms 1484 KB Output is correct
6 Correct 6 ms 1420 KB Output is correct
7 Correct 5 ms 1484 KB Output is correct
8 Correct 6 ms 1484 KB Output is correct
9 Correct 8 ms 1356 KB Output is correct
10 Correct 6 ms 1356 KB Output is correct
11 Correct 5 ms 1356 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 716 KB Output is correct
2 Correct 1 ms 772 KB Output is correct
3 Correct 1 ms 716 KB Output is correct
4 Correct 1 ms 716 KB Output is correct
5 Correct 1 ms 716 KB Output is correct
6 Correct 1 ms 716 KB Output is correct
7 Correct 1 ms 716 KB Output is correct
8 Correct 1 ms 844 KB Output is correct
9 Correct 1 ms 716 KB Output is correct
10 Correct 1 ms 716 KB Output is correct
11 Correct 1 ms 716 KB Output is correct
12 Correct 1 ms 776 KB Output is correct
13 Correct 1 ms 716 KB Output is correct
14 Correct 1 ms 716 KB Output is correct
15 Correct 1 ms 776 KB Output is correct
16 Correct 1 ms 716 KB Output is correct
17 Correct 1 ms 772 KB Output is correct
18 Correct 1 ms 716 KB Output is correct
19 Correct 1 ms 716 KB Output is correct
20 Correct 1 ms 716 KB Output is correct

Subtask #3
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 101 ms 1988 KB Output is correct
2 Correct 207 ms 1980 KB Output is correct
3 Correct 249 ms 1956 KB Output is correct
4 Correct 10 ms 1940 KB Output is correct
5 Correct 12 ms 1936 KB Output is correct
6 Correct 14 ms 1868 KB Output is correct
7 Correct 9 ms 1812 KB Output is correct
8 Correct 9 ms 1872 KB Output is correct
9 Correct 8 ms 1868 KB Output is correct
10 Correct 9 ms 1868 KB Output is correct
11 Correct 9 ms 1740 KB Output is correct
12 Correct 8 ms 1748 KB Output is correct
13 Correct 9 ms 1868 KB Output is correct
14 Correct 9 ms 1868 KB Output is correct
15 Correct 9 ms 1916 KB Output is correct
16 Correct 9 ms 1868 KB Output is correct
17 Correct 9 ms 1844 KB Output is correct
18 Correct 352 ms 1580 KB Output is correct

Subtask #4
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 8 ms 1612 KB Output is correct
2 Correct 9 ms 1748 KB Output is correct
3 Correct 11 ms 1936 KB Output is correct
4 Correct 12 ms 1940 KB Output is correct
5 Correct 9 ms 1800 KB Output is correct
6 Correct 9 ms 1868 KB Output is correct
7 Correct 10 ms 1868 KB Output is correct
8 Correct 9 ms 1868 KB Output is correct
9 Correct 9 ms 1740 KB Output is correct
10 Correct 10 ms 1868 KB Output is correct
11 Correct 9 ms 1828 KB Output is correct
12 Correct 9 ms 1868 KB Output is correct
13 Correct 9 ms 1868 KB Output is correct
14 Correct 9 ms 1740 KB Output is correct

Subtask #5
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 10 ms 1868 KB Output is correct
2 Correct 9 ms 1868 KB Output is correct
3 Correct 10 ms 1904 KB Output is correct
4 Correct 9 ms 1740 KB Output is correct
5 Correct 1 ms 844 KB Output is correct
6 Correct 5 ms 1356 KB Output is correct
7 Correct 6 ms 1484 KB Output is correct
8 Correct 7 ms 1484 KB Output is correct
9 Correct 6 ms 1444 KB Output is correct
10 Correct 2 ms 908 KB Output is correct
11 Correct 6 ms 1392 KB Output is correct

Subtask #6
51.0 / 51.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 1484 KB Output is correct
2 Correct 7 ms 1484 KB Output is correct
3 Correct 6 ms 1420 KB Output is correct
4 Correct 6 ms 1484 KB Output is correct
5 Correct 6 ms 1484 KB Output is correct
6 Correct 6 ms 1420 KB Output is correct
7 Correct 5 ms 1484 KB Output is correct
8 Correct 6 ms 1484 KB Output is correct
9 Correct 8 ms 1356 KB Output is correct
10 Correct 6 ms 1356 KB Output is correct
11 Correct 5 ms 1356 KB Output is correct
12 Correct 1 ms 716 KB Output is correct
13 Correct 1 ms 772 KB Output is correct
14 Correct 1 ms 716 KB Output is correct
15 Correct 1 ms 716 KB Output is correct
16 Correct 1 ms 716 KB Output is correct
17 Correct 1 ms 716 KB Output is correct
18 Correct 1 ms 716 KB Output is correct
19 Correct 1 ms 844 KB Output is correct
20 Correct 1 ms 716 KB Output is correct
21 Correct 1 ms 716 KB Output is correct
22 Correct 1 ms 716 KB Output is correct
23 Correct 1 ms 776 KB Output is correct
24 Correct 1 ms 716 KB Output is correct
25 Correct 1 ms 716 KB Output is correct
26 Correct 1 ms 776 KB Output is correct
27 Correct 1 ms 716 KB Output is correct
28 Correct 1 ms 772 KB Output is correct
29 Correct 1 ms 716 KB Output is correct
30 Correct 1 ms 716 KB Output is correct
31 Correct 1 ms 716 KB Output is correct
32 Correct 101 ms 1988 KB Output is correct
33 Correct 207 ms 1980 KB Output is correct
34 Correct 249 ms 1956 KB Output is correct
35 Correct 10 ms 1940 KB Output is correct
36 Correct 12 ms 1936 KB Output is correct
37 Correct 14 ms 1868 KB Output is correct
38 Correct 9 ms 1812 KB Output is correct
39 Correct 9 ms 1872 KB Output is correct
40 Correct 8 ms 1868 KB Output is correct
41 Correct 9 ms 1868 KB Output is correct
42 Correct 9 ms 1740 KB Output is correct
43 Correct 8 ms 1748 KB Output is correct
44 Correct 9 ms 1868 KB Output is correct
45 Correct 9 ms 1868 KB Output is correct
46 Correct 9 ms 1916 KB Output is correct
47 Correct 9 ms 1868 KB Output is correct
48 Correct 9 ms 1844 KB Output is correct
49 Correct 352 ms 1580 KB Output is correct
50 Correct 8 ms 1612 KB Output is correct
51 Correct 9 ms 1748 KB Output is correct
52 Correct 11 ms 1936 KB Output is correct
53 Correct 12 ms 1940 KB Output is correct
54 Correct 9 ms 1800 KB Output is correct
55 Correct 9 ms 1868 KB Output is correct
56 Correct 10 ms 1868 KB Output is correct
57 Correct 9 ms 1868 KB Output is correct
58 Correct 9 ms 1740 KB Output is correct
59 Correct 10 ms 1868 KB Output is correct
60 Correct 9 ms 1828 KB Output is correct
61 Correct 9 ms 1868 KB Output is correct
62 Correct 9 ms 1868 KB Output is correct
63 Correct 9 ms 1740 KB Output is correct
64 Correct 10 ms 1868 KB Output is correct
65 Correct 9 ms 1868 KB Output is correct
66 Correct 10 ms 1904 KB Output is correct
67 Correct 9 ms 1740 KB Output is correct
68 Correct 1 ms 844 KB Output is correct
69 Correct 5 ms 1356 KB Output is correct
70 Correct 6 ms 1484 KB Output is correct
71 Correct 7 ms 1484 KB Output is correct
72 Correct 6 ms 1444 KB Output is correct
73 Correct 2 ms 908 KB Output is correct
74 Correct 6 ms 1392 KB Output is correct
75 Correct 147 ms 1916 KB Output is correct
76 Correct 206 ms 1976 KB Output is correct
77 Correct 293 ms 1964 KB Output is correct
78 Correct 291 ms 1948 KB Output is correct
79 Correct 279 ms 1972 KB Output is correct
80 Correct 10 ms 1868 KB Output is correct
81 Correct 10 ms 1820 KB Output is correct
82 Correct 10 ms 1868 KB Output is correct
83 Correct 11 ms 1868 KB Output is correct
84 Correct 13 ms 1868 KB Output is correct
85 Correct 10 ms 1844 KB Output is correct
86 Correct 12 ms 1940 KB Output is correct
87 Correct 9 ms 1868 KB Output is correct
88 Correct 15 ms 1940 KB Output is correct
89 Correct 10 ms 1804 KB Output is correct
90 Correct 19 ms 1868 KB Output is correct
91 Correct 22 ms 1936 KB Output is correct
92 Correct 28 ms 1988 KB Output is correct
93 Correct 33 ms 1868 KB Output is correct
94 Correct 33 ms 1868 KB Output is correct
95 Correct 33 ms 1868 KB Output is correct
96 Correct 74 ms 1748 KB Output is correct
97 Correct 328 ms 1940 KB Output is correct
98 Correct 532 ms 1988 KB Output is correct
99 Correct 585 ms 1868 KB Output is correct
100 Correct 352 ms 1572 KB Output is correct