Submission #77106

#	Time	Username	Problem	Language	Result	Execution time	Memory
77106		998244353	Telefoni (COCI17_telefoni)	C++14	80 / 80	30 ms	3660 KiB

telefoni

#include<cstdio>
#include<cstdlib>
#include<iostream>
using namespace std;

int n,d;

int main()
{
        scanf("%d %d",&n,&d);
        int a[n];
        for(int i=0;i<n;i++)
        {
                scanf("%d",&a[i]);
        }
        int temp=0,ans=0;
        for(int i=1;i<n;i++)
        {
                if(a[i]==1&&i-temp<=d)
                        temp=i;
                else
                {
                        if(i-temp>d)
                        {
                                temp=i-1;
                                ans+=1;
                                i-=1;
                        }
                }
        }
        printf("%d",ans);
        return 0;
}

Compilation message (stderr)

telefoni.cpp: In function 'int main()':
telefoni.cpp:10:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d %d",&n,&d);
         ~~~~~^~~~~~~~~~~~~~~
telefoni.cpp:14:22: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
                 scanf("%d",&a[i]);
                 ~~~~~^~~~~~~~~~~~

• Subtask 1: 80 / 80