黄梅时节家家雨，青草池塘处处WA！

#include<bits/stdc++.h>
using namespace std;
long long n,v,ans;
struct something{
	long long zl;
	long long jz;
	long long wt;
	double xjb;
}a[10001];
bool p[100001];
bool cmp(something x,something y)
{
	return x.xjb>y.xjb;
}
int main()
{
	cin>>n>>v;
	for(long long i=1;i<=n;i++){
		cin>>a[i].zl>>a[i].jz;
		a[i].wt=i;
		if(a[i].zl==1)a[i].xjb=a[i].jz;
		else a[i].xjb=double(a[i].jz/a[i].zl+0.5);
	}
	sort(a+1,a+n+1,cmp);
	for(long long i=1;i<=n;i++){
		if(v==0)break;
		if(v<a[i].zl)continue;
		ans+=a[i].jz;
		p[a[i].wt]=1;
		v-=a[i].zl;
	}
	cout<<ans<<"\n";
	for(long long i=1;i<=n;i++)
		if(p[i]==1)cout<<i<<" ";
	return 0;
}