Submission #199456

#	Time	Username	Problem	Language	Result	Execution time	Memory
199456		TadijaSebez	Coins (BOI06_coins)	C++11	100 / 100	174 ms	10104 KiB

coins

#include <bits/stdc++.h>
using namespace std;
const int N=500050;
int c[N],d[N];
int main()
{
	int n,k;
	scanf("%i %i",&n,&k);
	int sum=0,cnt=0;
	for(int i=1;i<=n;i++)
	{
		scanf("%i %i",&c[i],&d[i]);
	}
	c[n+1]=k;
	for(int i=1;i<=n;i++)
	{
		if(d[i]==0)
		{
			if(c[i]+sum<c[i+1])
			{
				sum+=c[i];
				cnt++;
			}
		}
	}
	if(cnt==0) sum=1;
	printf("%i\n%i\n",cnt,k-sum);
	return 0;
}

Compilation message (stderr)

coins.cpp: In function 'int main()':
coins.cpp:8:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%i %i",&n,&k);
  ~~~~~^~~~~~~~~~~~~~~
coins.cpp:12:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%i %i",&c[i],&d[i]);
   ~~~~~^~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 100 / 100