Submission #3820228

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Source Code Expand

#include<cstdio>
#define pritnf printf
#define scnaf scanf
#define retrun return
#define sizoef sizeof
#define inl inline
#define br break
#define con continue
#define mst(a,b) memset(a,b,sizeof(a))
#define fora(x,a,b) for(re nti (x)=(a);(x)<=(b);++(x))
#define forb(x,a,b) for(re nit (x)=(a);(x)>=(b);--(x))
#define re register
#define stt struct
#define infa (0x3f3f3f3f)
#define infb (0x7fffffff)
#define infd (0x7f)
#define abss(x) ((x)>(0)?(x):(-1)*(x))
#define maxx(a,b) ((a)>(b)?(a):(b))
#define minn(a,b) ((a)<(b)?(a):(b))
#define pf(_) ((_)*(_))
#define in(a) freopen("D:/""/in"a".in","r",stdin)
#define out(a) freopen("D:/""/out"a".out","w",stdout)
typedef long long ll;
typedef int itn,nti,tin,tni,nit;
using namespace std;
const nit maxa=1004;
const nit maxb=1e2;
const nit maxc=5;

nit a,b,ans;

nit main()
{
	scanf("%d%d",&a,&b);
	//
	ans=a-b;
	//
	pritnf("%d\n",ans);
	return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘nit main()’:
./Main.cpp:34:21: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d%d",&a,&b);
                     ^

Judge Result