oj.uz

Submission #896717

# Submission time Handle Problem Language Result Execution time Memory
896717 2024-01-02T01:06:03 Z Isam Autobus (COCI22_autobus) C++17
70 / 70
 864 ms 9556 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, 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){
					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, 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 = 0; 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: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, 71); ++i){
      |                    ^

Subtask #1
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2904 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 3 ms 2908 KB Output is correct
5 Correct 4 ms 2908 KB Output is correct
6 Correct 8 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 2904 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 84 ms 3088 KB Output is correct
8 Correct 617 ms 3108 KB Output is correct
9 Correct 5 ms 2908 KB Output is correct
10 Correct 183 ms 2908 KB Output is correct
11 Correct 17 ms 2908 KB Output is correct
12 Correct 306 ms 3092 KB Output is correct
13 Correct 76 ms 2904 KB Output is correct
14 Correct 85 ms 3092 KB Output is correct
15 Correct 498 ms 3092 KB Output is correct
16 Correct 133 ms 3088 KB Output is correct
17 Correct 73 ms 3104 KB Output is correct
18 Correct 72 ms 2908 KB Output is correct
19 Correct 673 ms 2904 KB Output is correct
20 Correct 257 ms 2904 KB Output is correct
21 Correct 73 ms 3108 KB Output is correct
22 Correct 92 ms 3092 KB Output is correct
23 Correct 104 ms 3112 KB Output is correct
24 Correct 235 ms 3088 KB Output is correct
25 Correct 89 ms 2908 KB Output is correct
26 Correct 108 ms 2908 KB Output is correct
27 Correct 162 ms 3152 KB Output is correct
28 Correct 119 ms 2904 KB Output is correct
29 Correct 75 ms 2988 KB Output is correct
30 Correct 99 ms 3112 KB Output is correct
31 Correct 252 ms 3092 KB Output is correct
32 Correct 681 ms 3100 KB Output is correct

Subtask #4
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2904 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 3 ms 2908 KB Output is correct
11 Correct 4 ms 2908 KB Output is correct
12 Correct 8 ms 2908 KB Output is correct
13 Correct 6 ms 2908 KB Output is correct
14 Correct 84 ms 3088 KB Output is correct
15 Correct 617 ms 3108 KB Output is correct
16 Correct 5 ms 2908 KB Output is correct
17 Correct 183 ms 2908 KB Output is correct
18 Correct 17 ms 2908 KB Output is correct
19 Correct 306 ms 3092 KB Output is correct
20 Correct 76 ms 2904 KB Output is correct
21 Correct 85 ms 3092 KB Output is correct
22 Correct 498 ms 3092 KB Output is correct
23 Correct 133 ms 3088 KB Output is correct
24 Correct 73 ms 3104 KB Output is correct
25 Correct 72 ms 2908 KB Output is correct
26 Correct 673 ms 2904 KB Output is correct
27 Correct 257 ms 2904 KB Output is correct
28 Correct 73 ms 3108 KB Output is correct
29 Correct 92 ms 3092 KB Output is correct
30 Correct 104 ms 3112 KB Output is correct
31 Correct 235 ms 3088 KB Output is correct
32 Correct 89 ms 2908 KB Output is correct
33 Correct 108 ms 2908 KB Output is correct
34 Correct 162 ms 3152 KB Output is correct
35 Correct 119 ms 2904 KB Output is correct
36 Correct 75 ms 2988 KB Output is correct
37 Correct 99 ms 3112 KB Output is correct
38 Correct 252 ms 3092 KB Output is correct
39 Correct 681 ms 3100 KB Output is correct
40 Correct 50 ms 3096 KB Output is correct
41 Correct 615 ms 3088 KB Output is correct
42 Correct 12 ms 3164 KB Output is correct
43 Correct 680 ms 3136 KB Output is correct
44 Correct 20 ms 3164 KB Output is correct
45 Correct 659 ms 3172 KB Output is correct
46 Correct 76 ms 9112 KB Output is correct
47 Correct 362 ms 9556 KB Output is correct
48 Correct 112 ms 9104 KB Output is correct
49 Correct 684 ms 9248 KB Output is correct
50 Correct 76 ms 9228 KB Output is correct
51 Correct 124 ms 9300 KB Output is correct
52 Correct 81 ms 9356 KB Output is correct
53 Correct 640 ms 9228 KB Output is correct
54 Correct 83 ms 9300 KB Output is correct
55 Correct 95 ms 9228 KB Output is correct
56 Correct 538 ms 9356 KB Output is correct
57 Correct 864 ms 9352 KB Output is correct
58 Correct 80 ms 9228 KB Output is correct
59 Correct 182 ms 9232 KB Output is correct
60 Correct 526 ms 9448 KB Output is correct
61 Correct 650 ms 9440 KB Output is correct
62 Correct 83 ms 8976 KB Output is correct
63 Correct 120 ms 9108 KB Output is correct
64 Correct 138 ms 9040 KB Output is correct
65 Correct 683 ms 9044 KB Output is correct