Submission #134102

#	Time	Username	Problem	Language	Result	Execution time	Memory
134102		ansol4328	동전 게임 (KOI15_coin)	C++11	100 / 100	28 ms	1272 KiB

coin

#include<stdio.h>
#include<algorithm>

using namespace std;

int k, n;
int a, b;

int main()
{
    scanf("%d %d",&k,&n);
    for(int i=1 ; i<=n ; i++)
    {
        scanf("%d %d",&a,&b);
        int mval=min(a,b);
        a-=mval, b-=mval;
        int x=k-mval;
        if((a<=(x+2)/2 && b==0) || (a==0 && b<=(x+1)/2)) printf("1\n");
        else printf("0\n");
    }
    return 0;
}

Compilation message (stderr)

coin.cpp: In function 'int main()':
coin.cpp:11:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d %d",&k,&n);
     ~~~~~^~~~~~~~~~~~~~~
coin.cpp:14:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d %d",&a,&b);
         ~~~~~^~~~~~~~~~~~~~~

• Subtask 1: 9 / 9
• Subtask 2: 19 / 19
• Subtask 3: 21 / 21
• Subtask 4: 51 / 51