oj.uz

Submission #896718

# Submission time Handle Problem Language Result Execution time Memory
896718 2024-01-02T01:15:21 Z Isam Autobus (COCI22_autobus) C++17
70 / 70
 130 ms 3160 KB 
#include<bits/stdc++.h>
using namespace std;
constexpr int sz = 1e5 + 53243;
constexpr int inf = 1e9 + 7;

int n, m, K, Q;

int dp[100][100][100];

signed main(){
	ios_base::sync_with_stdio(0), cin.tie(0), cout.tie(0);
	cin >> n >> m;
	for(register int i = 1; i <= 71; ++i){
		for(register int j = i; j <= 71; ++j){
			for(register int l = 0; l < 75; ++l) dp[i][j][l] = dp[j][i][l] = inf;
		}
	}
	for(register int i = 1; i <= n; ++i) dp[i][i][0] = 0;
	for(register int i = 1, a, b, t; i <= m; ++i){
		cin >> a >> b >> t;
		dp[a][b][1] = min(dp[a][b][1], t);
	}
	cin >> K >> Q;
	for(register int k = 1; k < min(K+1, 71); ++k){
		for(register int i = 1; i <= n; ++i){
			for(register int j = 1; j <= n; ++j){
				for(register int l = 1; l <= n; ++l){
						if(dp[i][l][k - 1] != inf && dp[l][j][1] != inf) dp[i][j][k] = min(dp[i][j][k], dp[i][l][k - 1] + dp[l][j][1]);
				}
			}
		}
	}
	int u, v;
	while(Q--){
		cin >> u >> v;
		int ans = inf;
		for(register int i = 0; i < min(K + 1, 71); ++i){
			ans = min(ans, dp[u][v][i]);
		}
		cout << (ans == inf ? -1 : ans) << '\n';
	}
	return 0;
}

Compilation message

Main.cpp: In function 'int main()':
Main.cpp:13:19: warning: ISO C++17 does not allow 'register' storage class specifier [-Wregister]
   13 |  for(register int i = 1; i <= 71; ++i){
      |                   ^
Main.cpp:14:20: warning: ISO C++17 does not allow 'register' storage class specifier [-Wregister]
   14 |   for(register int j = i; j <= 71; ++j){
      |                    ^
Main.cpp:15:21: warning: ISO C++17 does not allow 'register' storage class specifier [-Wregister]
   15 |    for(register int l = 0; l < 75; ++l) dp[i][j][l] = dp[j][i][l] = inf;
      |                     ^
Main.cpp:18:19: warning: ISO C++17 does not allow 'register' storage class specifier [-Wregister]
   18 |  for(register int i = 1; i <= n; ++i) dp[i][i][0] = 0;
      |                   ^
Main.cpp:19:19: warning: ISO C++17 does not allow 'register' storage class specifier [-Wregister]
   19 |  for(register int i = 1, a, b, t; i <= m; ++i){
      |                   ^
Main.cpp:19:26: warning: ISO C++17 does not allow 'register' storage class specifier [-Wregister]
   19 |  for(register int i = 1, a, b, t; i <= m; ++i){
      |                          ^
Main.cpp:19:29: warning: ISO C++17 does not allow 'register' storage class specifier [-Wregister]
   19 |  for(register int i = 1, a, b, t; i <= m; ++i){
      |                             ^
Main.cpp:19:32: warning: ISO C++17 does not allow 'register' storage class specifier [-Wregister]
   19 |  for(register int i = 1, a, b, t; i <= m; ++i){
      |                                ^
Main.cpp:24:19: warning: ISO C++17 does not allow 'register' storage class specifier [-Wregister]
   24 |  for(register int k = 1; k < min(K+1, 71); ++k){
      |                   ^
Main.cpp:25:20: warning: ISO C++17 does not allow 'register' storage class specifier [-Wregister]
   25 |   for(register int i = 1; i <= n; ++i){
      |                    ^
Main.cpp:26:21: warning: ISO C++17 does not allow 'register' storage class specifier [-Wregister]
   26 |    for(register int j = 1; j <= n; ++j){
      |                     ^
Main.cpp:27:22: warning: ISO C++17 does not allow 'register' storage class specifier [-Wregister]
   27 |     for(register int l = 1; l <= n; ++l){
      |                      ^
Main.cpp:37:20: warning: ISO C++17 does not allow 'register' storage class specifier [-Wregister]
   37 |   for(register int i = 0; i < min(K + 1, 71); ++i){
      |                    ^

Subtask #1
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 2908 KB Output is correct
2 Correct 1 ms 2916 KB Output is correct
3 Correct 1 ms 2908 KB Output is correct
4 Correct 1 ms 2996 KB Output is correct
5 Correct 1 ms 2908 KB Output is correct
6 Correct 1 ms 2908 KB Output is correct

Subtask #2
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 2904 KB Output is correct
2 Correct 3 ms 3160 KB Output is correct
3 Correct 4 ms 2908 KB Output is correct
4 Correct 3 ms 3120 KB Output is correct
5 Correct 4 ms 2908 KB Output is correct
6 Correct 4 ms 3120 KB Output is correct
7 Correct 5 ms 3160 KB Output is correct

Subtask #3
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 2908 KB Output is correct
2 Correct 1 ms 2916 KB Output is correct
3 Correct 1 ms 2908 KB Output is correct
4 Correct 1 ms 2996 KB Output is correct
5 Correct 1 ms 2908 KB Output is correct
6 Correct 1 ms 2908 KB Output is correct
7 Correct 14 ms 2908 KB Output is correct
8 Correct 39 ms 3092 KB Output is correct
9 Correct 4 ms 2904 KB Output is correct
10 Correct 19 ms 3116 KB Output is correct
11 Correct 9 ms 3116 KB Output is correct
12 Correct 28 ms 2908 KB Output is correct
13 Correct 72 ms 2908 KB Output is correct
14 Correct 72 ms 3092 KB Output is correct
15 Correct 103 ms 2908 KB Output is correct
16 Correct 82 ms 3108 KB Output is correct
17 Correct 72 ms 2908 KB Output is correct
18 Correct 75 ms 3092 KB Output is correct
19 Correct 106 ms 3064 KB Output is correct
20 Correct 105 ms 3156 KB Output is correct
21 Correct 72 ms 2908 KB Output is correct
22 Correct 111 ms 3088 KB Output is correct
23 Correct 77 ms 2908 KB Output is correct
24 Correct 87 ms 2904 KB Output is correct
25 Correct 75 ms 2904 KB Output is correct
26 Correct 81 ms 3156 KB Output is correct
27 Correct 82 ms 2908 KB Output is correct
28 Correct 83 ms 2908 KB Output is correct
29 Correct 72 ms 3104 KB Output is correct
30 Correct 76 ms 3116 KB Output is correct
31 Correct 86 ms 2908 KB Output is correct
32 Correct 103 ms 3088 KB Output is correct

Subtask #4
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 2908 KB Output is correct
2 Correct 1 ms 2916 KB Output is correct
3 Correct 1 ms 2908 KB Output is correct
4 Correct 1 ms 2996 KB Output is correct
5 Correct 1 ms 2908 KB Output is correct
6 Correct 1 ms 2908 KB Output is correct
7 Correct 2 ms 2904 KB Output is correct
8 Correct 3 ms 3160 KB Output is correct
9 Correct 4 ms 2908 KB Output is correct
10 Correct 3 ms 3120 KB Output is correct
11 Correct 4 ms 2908 KB Output is correct
12 Correct 4 ms 3120 KB Output is correct
13 Correct 5 ms 3160 KB Output is correct
14 Correct 14 ms 2908 KB Output is correct
15 Correct 39 ms 3092 KB Output is correct
16 Correct 4 ms 2904 KB Output is correct
17 Correct 19 ms 3116 KB Output is correct
18 Correct 9 ms 3116 KB Output is correct
19 Correct 28 ms 2908 KB Output is correct
20 Correct 72 ms 2908 KB Output is correct
21 Correct 72 ms 3092 KB Output is correct
22 Correct 103 ms 2908 KB Output is correct
23 Correct 82 ms 3108 KB Output is correct
24 Correct 72 ms 2908 KB Output is correct
25 Correct 75 ms 3092 KB Output is correct
26 Correct 106 ms 3064 KB Output is correct
27 Correct 105 ms 3156 KB Output is correct
28 Correct 72 ms 2908 KB Output is correct
29 Correct 111 ms 3088 KB Output is correct
30 Correct 77 ms 2908 KB Output is correct
31 Correct 87 ms 2904 KB Output is correct
32 Correct 75 ms 2904 KB Output is correct
33 Correct 81 ms 3156 KB Output is correct
34 Correct 82 ms 2908 KB Output is correct
35 Correct 83 ms 2908 KB Output is correct
36 Correct 72 ms 3104 KB Output is correct
37 Correct 76 ms 3116 KB Output is correct
38 Correct 86 ms 2908 KB Output is correct
39 Correct 103 ms 3088 KB Output is correct
40 Correct 11 ms 2904 KB Output is correct
41 Correct 39 ms 2908 KB Output is correct
42 Correct 6 ms 2908 KB Output is correct
43 Correct 33 ms 3104 KB Output is correct
44 Correct 9 ms 2904 KB Output is correct
45 Correct 40 ms 2908 KB Output is correct
46 Correct 82 ms 3092 KB Output is correct
47 Correct 86 ms 3156 KB Output is correct
48 Correct 75 ms 2904 KB Output is correct
49 Correct 130 ms 3088 KB Output is correct
50 Correct 78 ms 2908 KB Output is correct
51 Correct 77 ms 2908 KB Output is correct
52 Correct 73 ms 2908 KB Output is correct
53 Correct 125 ms 3160 KB Output is correct
54 Correct 73 ms 3104 KB Output is correct
55 Correct 75 ms 3100 KB Output is correct
56 Correct 99 ms 3092 KB Output is correct
57 Correct 98 ms 2908 KB Output is correct
58 Correct 77 ms 2908 KB Output is correct
59 Correct 86 ms 2904 KB Output is correct
60 Correct 96 ms 2904 KB Output is correct
61 Correct 105 ms 3156 KB Output is correct
62 Correct 73 ms 2908 KB Output is correct
63 Correct 78 ms 2908 KB Output is correct
64 Correct 111 ms 2904 KB Output is correct
65 Correct 114 ms 3156 KB Output is correct