oj.uz

Submission #896714

# Submission time Handle Problem Language Result Execution time Memory
896714 2024-01-02T00:58:24 Z Isam Autobus (COCI22_autobus) C++17
30 / 70
 1000 ms 3200 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; ++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:25:19: warning: ISO C++17 does not allow 'register' storage class specifier [-Wregister]
   25 |  for(register int k = 0; k < min(K+1, 75); ++k){
      |                   ^
Main.cpp:26:20: warning: ISO C++17 does not allow 'register' storage class specifier [-Wregister]
   26 |   for(register int i = 1; i <= n; ++i){
      |                    ^
Main.cpp:27:21: warning: ISO C++17 does not allow 'register' storage class specifier [-Wregister]
   27 |    for(register int j = 1; j <= n; ++j){
      |                     ^
Main.cpp:28:22: warning: ISO C++17 does not allow 'register' storage class specifier [-Wregister]
   28 |     for(register int l = 1; l <= n; ++l){
      |                      ^
Main.cpp:29:23: warning: ISO C++17 does not allow 'register' storage class specifier [-Wregister]
   29 |      for(register int r = 0; r <= k; ++r){
      |                       ^
Main.cpp:43:20: warning: ISO C++17 does not allow 'register' storage class specifier [-Wregister]
   43 |   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 3200 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 3 ms 2908 KB Output is correct
2 Correct 4 ms 3164 KB Output is correct
3 Correct 7 ms 3136 KB Output is correct
4 Correct 4 ms 3160 KB Output is correct
5 Correct 8 ms 3164 KB Output is correct
6 Correct 7 ms 3036 KB Output is correct
7 Correct 11 ms 3160 KB Output is correct

Subtask #3
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 3200 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 232 ms 3092 KB Output is correct
8 Execution timed out 1064 ms 2908 KB Time limit exceeded
9 Halted 0 ms 0 KB -

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 3200 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 3 ms 2908 KB Output is correct
8 Correct 4 ms 3164 KB Output is correct
9 Correct 7 ms 3136 KB Output is correct
10 Correct 4 ms 3160 KB Output is correct
11 Correct 8 ms 3164 KB Output is correct
12 Correct 7 ms 3036 KB Output is correct
13 Correct 11 ms 3160 KB Output is correct
14 Correct 232 ms 3092 KB Output is correct
15 Execution timed out 1064 ms 2908 KB Time limit exceeded
16 Halted 0 ms 0 KB -