Submission #129680

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
129680	2019-07-13 02:12:37	jhnah917	조개 줍기 (KOI17_shell)	C++14	12 / 100	2059 ms	40384 KiB

shell

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#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
int n;
ll arr[1515][1515];
ll dp[1515][1515];
ll get(){
  ll ret = 0;
  for(int i=1; i<=n; i++){
    for(int j=1; j<=n; j++){
      dp[i][j] = max(dp[i-1][j], dp[i][j-1]) + arr[i][j];
      ret += dp[i][j];
    }
  }
  return ret;
}
int main(){
  ios_base::sync_with_stdio(0); cin.tie(0);
  cin >> n;
  for(int i=1; i<=n; i++){
    for(int j=1; j<=n; j++){
      cin >> arr[i][j];
    }
  }
  
  cout << get() << "\n";
 
 
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• Subtask 1: 12 / 12
• Subtask 2: 0 / 34
• Subtask 3: 0 / 54