제출 #15523

#제출 시각아이디문제언어결과실행 시간메모리
15523tonyjjw흑백 이미지 찾기 (kriii3_G)C++98
33 / 101
10000 ms9052 KiB
#include<stdio.h>
int n,m,p,q;
int a[1010][1010];
int b[1010][1010];
int ans;
int main(){
	int i,j,k,l;
	double x,y;
	scanf("%d%d",&n,&m);
	for(i=0;i<n;i++){
		for(j=0;j<m;j++){
			scanf("%d",&a[i][j]);
		}
	}
	scanf("%d%d",&p,&q);
	for(i=0;i<p;i++){
		for(j=0;j<q;j++){
			scanf("%d",&b[i][j]);
		}
	}
	for(i=0;i<=n-p;i++){
		for(j=0;j<=m-q;j++){
			for(k=0;k<p;k++){
				for(l=0;l<q;l++){
					if(b[k][l]!=b[0][0])break;
				}
				if(l!=q)break;
			}
			if(k==p)ans++;
			else{
				if(a[i][j]==a[i+k][j+l])continue;
				x=((double)b[0][0]-b[k][l])/((double)a[i][j]-a[i+k][j+l]);
				y=b[0][0]-x*a[i][j];
				for(k=0;k<p;k++){
					for(l=0;l<q;l++){
						if(x*a[i+k][j+l]+y<b[k][l]-(1e-7)||x*a[i+k][j+l]+y>b[k][l]+(1e-7))break;
					}
					if(l!=q)break;
				}
				if(k==p)ans++;
			}
		}
	}
	printf("%d",ans);
}
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