Hi,↵
↵
I get WA on test case 23 ↵
↵
Problem Link ==> https://codeforces.net/problemset/problem/73/C↵
↵
↵
~~~~~↵
#include<bits/stdc++.h>↵
using namespace std;↵
↵
const int MAXN = 1e2+5;↵
↵
string s;↵
long long k,change;↵
long long dp[MAXN][27][MAXN];↵
↵
map<char,map<char,long long> > adjList;↵
↵
long long Max(long long i,long long prev,long long left){↵
if(i==s.size()) return 0;↵
↵
if(dp[i][prev][left]!=-1) return dp[i][prev][left];↵
↵
long long res=Max(i+1,(int)s[i],left) + adjList[prev][s[i]];↵
↵
if(left!=0){↵
for(int j=97;j<=122;++j){↵
char now = (char)(j);↵
↵
if(now==s[i]) continue;↵
↵
long long ind = Max(i+1,j,left-1) + adjList[prev][now];↵
↵
res = max(res,ind);↵
↵
}↵
↵
}↵
dp[i][prev][left] = res;↵
↵
return dp[i][prev][left];↵
}↵
↵
int main()↵
{↵
for(long long i=0;i<=100;++i){↵
for(long long j=0;j<=26;++j){↵
for(long long f=0;f<=100;++f) dp[i][j][f] = -1;↵
}↵
}↵
cin >> s;↵
cin >> k >> change;↵
for(long long i=0;i<change;++i){↵
char a,b;long long c;cin >> a >> b >> c;↵
adjList[a][b]=c;↵
}↵
cout << 1ll * Max(0,'?',k);↵
}↵
~~~~~↵
↵
Thanks in advance:)↵
↵
I get WA on test case 23 ↵
↵
Problem Link ==> https://codeforces.net/problemset/problem/73/C↵
↵
↵
~~~~~↵
#include<bits/stdc++.h>↵
using namespace std;↵
↵
const int MAXN = 1e2+5;↵
↵
string s;↵
long long k,change;↵
long long dp[MAXN][27][MAXN];↵
↵
map<char,map<char,long long> > adjList;↵
↵
long long Max(long long i,long long prev,long long left){↵
if(i==s.size()) return 0;↵
↵
if(dp[i][prev][left]!=-1) return dp[i][prev][left];↵
↵
long long res=Max(i+1,(int)s[i],left) + adjList[prev][s[i]];↵
↵
if(left!=0){↵
for(int j=97;j<=122;++j){↵
char now = (char)(j);↵
↵
if(now==s[i]) continue;↵
↵
long long ind = Max(i+1,j,left-1) + adjList[prev][now];↵
↵
res = max(res,ind);↵
↵
}↵
↵
}↵
dp[i][prev][left] = res;↵
↵
return dp[i][prev][left];↵
}↵
↵
int main()↵
{↵
for(long long i=0;i<=100;++i){↵
for(long long j=0;j<=26;++j){↵
for(long long f=0;f<=100;++f) dp[i][j][f] = -1;↵
}↵
}↵
cin >> s;↵
cin >> k >> change;↵
for(long long i=0;i<change;++i){↵
char a,b;long long c;cin >> a >> b >> c;↵
adjList[a][b]=c;↵
}↵
cout << 1ll * Max(0,'?',k);↵
}↵
~~~~~↵
↵
Thanks in advance:)↵
