sicily 1134 积木分发
2014-11-20 13:18
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#include <iostream>
#include<map>
using namespace std;
int main()
{
int n,s;
cin>>n>>s;
while(n!=0)
{
int a,b,i;
int m=0;
multimap<int,int>jimu;
multimap<int,int>::iterator iter;
for(i=0;i<n;i++)
{
cin>>a>>b;
jimu.insert(make_pair(b,a));
}
for(iter=jimu.begin();iter!=jimu.end();iter++)
if(s>=iter->first)
{
s=s+iter->second;
m++;
}
if(m==n)
cout<<"YES"<<endl;
if(m!=n)
cout<<"NO"<<endl;
cin>>n>>s;
}
}
#include<map>
using namespace std;
int main()
{
int n,s;
cin>>n>>s;
while(n!=0)
{
int a,b,i;
int m=0;
multimap<int,int>jimu;
multimap<int,int>::iterator iter;
for(i=0;i<n;i++)
{
cin>>a>>b;
jimu.insert(make_pair(b,a));
}
for(iter=jimu.begin();iter!=jimu.end();iter++)
if(s>=iter->first)
{
s=s+iter->second;
m++;
}
if(m==n)
cout<<"YES"<<endl;
if(m!=n)
cout<<"NO"<<endl;
cin>>n>>s;
}
}
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