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Cod sursa(job #984083)
#include<cstdio>
#include<algorithm>
using namespace std;
int i,n,m,s[100009],t[100009];
long long S,p,u,mij,ras,a[100009];
int ok(long long tmp)
{
long long S=0;
for(i=1;i<=n;i++)
S+=1LL*s[i]*(tmp/t[i]);
return (S>=m);
}
int main()
{
freopen("garaj.in","r",stdin);
freopen("garaj.out","w",stdout);
scanf("%d",&n);
scanf("%d",&m);
for(i=1;i<=n;i++)
{
scanf("%d",&s[i]);
scanf("%d",&t[i]);
}
p=1;
u=1000000000000;
while(p<=u)
{
mij=(p+u)>>1;
if(ok(mij))
{
ras=mij;
u=mij-1;
}
else p=mij+1;
}
printf("%lld ",ras*2);
for(i=1;i<=n;i++)
a[i]=1LL*s[i]*(ras/t[i]);
sort(a+1,a+n+1);
reverse(a+1,a+n+1);
S=0;
for(i=1;i<=n;i++)
{
S+=a[i];
if(S>=m) break;
}
printf("%d\n",i);
return 0;
}