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Submission #402232

# Submission time Handle Problem Language Result Execution time Memory
402232 2021-05-11T12:52:09 Z keta_tsimakuridze Bajka (COCI20_bajka) C++14
70 / 70
 29 ms 1016 KB 
#include<bits/stdc++.h>
#define f first
#define int long long
#define s second
using namespace std;
const int N=305,mod=1e9+7,Inf=1e15;
int dp[N][N],m,n;
string s,t;
 main(){
	// t=1;
	cin >> n >> m;
	cin >> s;
	s='#'+s;
	cin >> t;
	t='#'+t;
	for(int i=1;i<=m;i++) {
		for(int j=0;j<=n+1;j++) {
			dp[i][j] = Inf;
		}
	}
	int ans = Inf;
	for(int i=1;i<=m;i++) {
		for(int j=1;j<=n;j++){
			if(s[j]==t[i]) {
				dp[i][j] = min(dp[i][j], min(dp[i-1][j-1],dp[i-1][j+1])+1);
				if(i==1) dp[i][j] = 0;
				for(int k=1;k<=n;k++){
					if(s[j]==s[k])dp[i][k] = min(dp[i][k],dp[i][j] + abs(j-k));
				}
			}
		}
		if(i==m)
		for(int j=1;j<=n;j++){
			ans = min(ans,dp[i][j]);	
		}
	}
	if(ans==Inf) cout<<-1;
	else cout<<ans;
}

Compilation message

bajka.cpp:9:2: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
    9 |  main(){
      |  ^~~~

Subtask #1
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 972 KB Output is correct
3 Correct 1 ms 332 KB Output is correct
4 Correct 1 ms 972 KB Output is correct
5 Correct 1 ms 940 KB Output is correct
6 Correct 1 ms 972 KB Output is correct

Subtask #2
50.0 / 50.0

# Verdict Execution time Memory Grader output
1 Correct 10 ms 972 KB Output is correct
2 Correct 7 ms 936 KB Output is correct
3 Correct 6 ms 944 KB Output is correct
4 Correct 6 ms 972 KB Output is correct
5 Correct 1 ms 332 KB Output is correct
6 Correct 1 ms 332 KB Output is correct
7 Correct 17 ms 1016 KB Output is correct
8 Correct 29 ms 1012 KB Output is correct
9 Correct 25 ms 972 KB Output is correct
10 Correct 1 ms 296 KB Output is correct
11 Correct 14 ms 944 KB Output is correct