Submission #147578

#	Time	Username	Problem	Language	Result	Execution time	Memory
147578		Ruxandra985	Telefoni (COCI17_telefoni)	C++14	80 / 80	28 ms	1528 KiB

telefoni

#include <cstdio>

using namespace std;
int v[300010];
int main()
{
    int n,d,i,latest,add=0;
    scanf ("%d%d",&n,&d);
    for (i=1;i<=n;i++)
        scanf ("%d",&v[i]);
    latest = 1;
    for (i=2;i<=n;i++){
        if ( i - latest == d ){
            if (!v[i]){
                add++;
                latest = i;
            }
        }
        if (v[i])
            latest = i;
    }
    printf ("%d",add);
    return 0;
}

Compilation message (stderr)

telefoni.cpp: In function 'int main()':
telefoni.cpp:8:11: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf ("%d%d",&n,&d);
     ~~~~~~^~~~~~~~~~~~~~
telefoni.cpp:10:15: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf ("%d",&v[i]);
         ~~~~~~^~~~~~~~~~~~

• Subtask 1: 80 / 80