oj.uz

Submission #896715

# Submission time Handle Problem Language Result Execution time Memory
896715 2024-01-02T01:03:43 Z Isam Autobus (COCI22_autobus) C++17
55 / 70
 657 ms 9488 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 = 0; k < min(K+1, 75); ++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){
					for(register int r = 0; r <= k / 2; ++r){
						
						if(dp[i][l][r] != inf && dp[l][j][k - r] != inf) dp[i][j][k] = min(dp[i][j][k], dp[i][l][r] + dp[l][j][k - r]);
						
					}
				}
			}
		}
		
	}
	int u, v;
	while(Q--){
		cin >> u >> v;
		int ans = inf;
		for(register int i = 0; i < min(K + 1, 100); ++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 = 0; k < min(K+1, 75); ++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:28:23: warning: ISO C++17 does not allow 'register' storage class specifier [-Wregister]
   28 |      for(register int r = 0; r <= k / 2; ++r){
      |                       ^
Main.cpp:42:20: warning: ISO C++17 does not allow 'register' storage class specifier [-Wregister]
   42 |   for(register int i = 0; i < min(K + 1, 100); ++i){
      |                    ^

Subtask #1
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2908 KB Output is correct
2 Correct 1 ms 2908 KB Output is correct
3 Correct 1 ms 2908 KB Output is correct
4 Correct 1 ms 2908 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 2908 KB Output is correct
2 Correct 3 ms 2908 KB Output is correct
3 Correct 4 ms 2908 KB Output is correct
4 Correct 4 ms 3164 KB Output is correct
5 Correct 4 ms 2908 KB Output is correct
6 Correct 6 ms 2908 KB Output is correct
7 Correct 6 ms 2908 KB Output is correct

Subtask #3
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2908 KB Output is correct
2 Correct 1 ms 2908 KB Output is correct
3 Correct 1 ms 2908 KB Output is correct
4 Correct 1 ms 2908 KB Output is correct
5 Correct 1 ms 2908 KB Output is correct
6 Correct 1 ms 2908 KB Output is correct
7 Correct 75 ms 2904 KB Output is correct
8 Correct 535 ms 3160 KB Output is correct
9 Correct 5 ms 3160 KB Output is correct
10 Correct 188 ms 2908 KB Output is correct
11 Correct 19 ms 3160 KB Output is correct
12 Correct 385 ms 3412 KB Output is correct
13 Correct 75 ms 9044 KB Output is correct
14 Correct 81 ms 9048 KB Output is correct
15 Correct 485 ms 9240 KB Output is correct
16 Correct 129 ms 9044 KB Output is correct
17 Correct 77 ms 9108 KB Output is correct
18 Correct 75 ms 9236 KB Output is correct
19 Correct 657 ms 9228 KB Output is correct
20 Correct 264 ms 9100 KB Output is correct
21 Correct 75 ms 9296 KB Output is correct
22 Correct 96 ms 9296 KB Output is correct
23 Correct 91 ms 9296 KB Output is correct
24 Correct 257 ms 9488 KB Output is correct
25 Correct 80 ms 9364 KB Output is correct
26 Correct 122 ms 9296 KB Output is correct
27 Correct 141 ms 9228 KB Output is correct
28 Correct 114 ms 9300 KB Output is correct
29 Correct 76 ms 9044 KB Output is correct
30 Correct 102 ms 9040 KB Output is correct
31 Correct 244 ms 9300 KB Output is correct
32 Correct 644 ms 9100 KB Output is correct

Subtask #4
0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2908 KB Output is correct
2 Correct 1 ms 2908 KB Output is correct
3 Correct 1 ms 2908 KB Output is correct
4 Correct 1 ms 2908 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 2908 KB Output is correct
8 Correct 3 ms 2908 KB Output is correct
9 Correct 4 ms 2908 KB Output is correct
10 Correct 4 ms 3164 KB Output is correct
11 Correct 4 ms 2908 KB Output is correct
12 Correct 6 ms 2908 KB Output is correct
13 Correct 6 ms 2908 KB Output is correct
14 Correct 75 ms 2904 KB Output is correct
15 Correct 535 ms 3160 KB Output is correct
16 Correct 5 ms 3160 KB Output is correct
17 Correct 188 ms 2908 KB Output is correct
18 Correct 19 ms 3160 KB Output is correct
19 Correct 385 ms 3412 KB Output is correct
20 Correct 75 ms 9044 KB Output is correct
21 Correct 81 ms 9048 KB Output is correct
22 Correct 485 ms 9240 KB Output is correct
23 Correct 129 ms 9044 KB Output is correct
24 Correct 77 ms 9108 KB Output is correct
25 Correct 75 ms 9236 KB Output is correct
26 Correct 657 ms 9228 KB Output is correct
27 Correct 264 ms 9100 KB Output is correct
28 Correct 75 ms 9296 KB Output is correct
29 Correct 96 ms 9296 KB Output is correct
30 Correct 91 ms 9296 KB Output is correct
31 Correct 257 ms 9488 KB Output is correct
32 Correct 80 ms 9364 KB Output is correct
33 Correct 122 ms 9296 KB Output is correct
34 Correct 141 ms 9228 KB Output is correct
35 Correct 114 ms 9300 KB Output is correct
36 Correct 76 ms 9044 KB Output is correct
37 Correct 102 ms 9040 KB Output is correct
38 Correct 244 ms 9300 KB Output is correct
39 Correct 644 ms 9100 KB Output is correct
40 Correct 45 ms 3108 KB Output is correct
41 Incorrect 636 ms 3108 KB Output isn't correct
42 Halted 0 ms 0 KB -