Submission #691598

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
691598	2023-01-31 10:14:33	penguin133	Visiting Singapore (NOI20_visitingsingapore)	C++17	23 / 100	102 ms	64972 KiB

VisitingSingapore

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#include <bits/stdc++.h>
using namespace std;
#define int long long
#define pi pair<int, int>
#define pii pair<int, pi>
#define fi first
#define se second
#ifdef _WIN32
#define getchar_unlocked _getchar_nolock
#endif
int S[5005], T[5005], V[5005], memo[1005][1005][2][2], n, m, k, a, b;
int dp(int x, int y, bool f, bool f2){
  if(y == m + 1)return 0;
  if(x == n + 1)return b * (m - y + 1) + (!f2 ? a : 0);
  if(memo[x][y][f][f2] != -1)return memo[x][y][f][f2];
  int res = max(dp(x+1, y, 1, f2) + b + (!f ? a : 0), dp(x, y+1, f, 1) + b + (!f2 ? a : 0));
  if(S[x] == T[y])res = max(res, dp(x+1, y+1, 0, 0) + V[S[x]]);
  return memo[x][y][f][f2] = res;
}
void solve(){
  cin >> k >> n >> m >> a >> b;
  for(int i=1;i<=k;i++)cin >> V[i];
  for(int i=1;i<=n;i++)cin >> S[i];
  for(int i=1;i<=m;i++)cin >> T[i];
  memset(memo, -1, sizeof(memo));
  int res = -1e18;
 
 
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Compilation message (stderr)

VisitingSingapore.cpp:35:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   35 | main(){
      | ^~~~

• Subtask 1: 4 / 4
• Subtask 2: 6 / 6
• Subtask 3: 0 / 12
• Subtask 4: 0 / 7
• Subtask 5: 0 / 8
• Subtask 6: 13 / 13
• Subtask 7: 0 / 50