Submission #1540013

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Source Code Expand

#include <algorithm>
#include <iostream>
#include <cstdlib>
#include <cstring>
#include <cstdio>
#include <cmath>
#define RG register
#define il inline
#define iter iterator
#define Max(a,b) ((a)>(b)?(a):(b))
#define Min(a,b) ((a)<(b)?(a):(b))
using namespace std;
struct node{
	double val,s,w;
	bool operator <(const node &pp)const{
		return val>pp.val;
	}
}a[5];
void work()
{
	for(int i=1;i<=4;i++)scanf("%lf",&a[i].s);
	int n;
	scanf("%d",&n);
	a[1].w=0.25;a[2].w=0.5;a[3].w=1;a[4].w=2;
	for(int i=1;i<=4;i++)a[i].val=a[i].w/a[i].s;
	sort(a+1,a+5);
	int tmp;long long ans=0;
	for(int i=1;i<=4;i++){
		if(n==0)break;
		if(n>=a[i].w){
			tmp=n/a[i].w;
			ans+=(long long)a[i].s*tmp;
			n-=tmp*a[i].w;
		}
	}
	printf("%lld\n",ans);
}

int main()
{
	work();
	return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘void work()’:
./Main.cpp:21:43: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
  for(int i=1;i<=4;i++)scanf("%lf",&a[i].s);
                                           ^
./Main.cpp:23:16: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d",&n);
                ^

Judge Result