제출 #163197

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
163197	2019-11-11 18:01:43	TadijaSebez	도장 모으기 (JOI14_stamps)	C++11	100 / 100	199 ms	72184 KiB

stamps

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#include <bits/stdc++.h>
using namespace std;
#define ll long long
const int N=3050;
const ll inf=3e18;
ll dp[N][N];
int U[N],V[N],D[N],E[N];
int main()
{
  int n,t;
  scanf("%i %i",&n,&t);
  for(int i=1;i<=n;i++) scanf("%i %i %i %i",&U[i],&V[i],&D[i],&E[i]);
  dp[0][0]=0;
  for(int i=1;i<=n;i++) dp[0][i]=inf;
  for(int i=1;i<=n;i++)
  {
    for(int j=0;j<=n;j++)
    {
      dp[i][j]=inf;
      if(j!=0) dp[i][j]=min(dp[i][j],dp[i-1][j-1]+D[i]+V[i]-t*i*2);
      if(j!=n) dp[i][j]=min(dp[i][j],dp[i-1][j+1]+U[i]+E[i]+t*i*2);
      dp[i][j]=min(dp[i][j],dp[i-1][j]+U[i]+V[i]);
      if(j!=0) dp[i][j]=min(dp[i][j],dp[i-1][j]+D[i]+E[i]);
    }
    for(int j=1;j<=n;j++) dp[i][j]=min(dp[i][j],dp[i][j-1]+D[i]+V[i]-t*i*2);
    for(int j=n-1;j>=1;j--) dp[i][j]=min(dp[i][j],dp[i][j+1]+U[i]+E[i]+t*i*2);
  }
  ll ans=dp[n][0]+(n+1)*t;
  printf("%lld\n",ans);
  return 0;
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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컴파일 시 표준 에러 (stderr) 메시지

stamps.cpp: In function 'int main()':
stamps.cpp:11:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%i %i",&n,&t);
  ~~~~~^~~~~~~~~~~~~~~
stamps.cpp:12:29: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  for(int i=1;i<=n;i++) scanf("%i %i %i %i",&U[i],&V[i],&D[i],&E[i]);
                        ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 10 / 10
• Subtask 2: 75 / 75
• Subtask 3: 15 / 15