제출 #100977

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
100977		KLPP	새로운 문제 (COCI19_akvizna)	C++14	20 / 130	7 ms	768 KiB

Main

#include<bits/stdc++.h>

using namespace std;
typedef long long int lld;
double DP[101][101];
int main(){
  int n,k;
  scanf("%d %d",&n,&k);
  DP[0][0]=0;
  for(int i=1;i<=n;i++){
    for(int j=1;j<=k && j<=i;j++){
      DP[i][j]=0;
      //cout<<i<<" A  "<<j<<endl;
      for(int l=j-1;l<i;l++){
	double d=(double)(i-l)/i;
	//cout<<l<<" "<<d<<endl;
	DP[i][j]=max(DP[i][j],DP[l][j-1]+d);
      }
      //printf("%lf ",DP[i][j]);
      //cout<<endl;
    }//printf("\n");
  }
  
  printf("%.10lf\n",DP[n][k]);
  return 0;
}

컴파일 시 표준 에러 (stderr) 메시지

akvizna.cpp: In function 'int main()':
akvizna.cpp:8:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d %d",&n,&k);
   ~~~~~^~~~~~~~~~~~~~~

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