delete pics to save space

2.297.cpp

@@ -0,0 +1,39 @@
+#include<cstdio>
+#include<cstring>
+const int len=32;
+const int maxn=1024+10;
+char s[maxn];
+int buf[len][len],cnt;
+void draw(const char* s,int &p,int r,int c,int w)
+{
+	char ch=s[p++];
+	if(ch=='p')
+	{
+		draw(s,p,r,c+w/2,w/2);
+		draw(s,p,r,c,w/2);
+		draw(s,p,r+w/2,c,w/2);
+		draw(s,p,r+w/2,c+w/2,w/2);
+	}
+	else if(ch=='f')
+		for(int i=r;i<r+w;i++)
+			for(int j=c;j<c+w;j++)
+				if(buf[i][j]==0) buf[i][j]=1,cnt++;
+}
+int main()
+{
+	int t;
+	scanf("%d",&t);
+	while(t-->0)
+	{
+		memset(buf,0,sizeof(buf));
+		cnt=0;
+		for(int i=0;i<2;i++)
+		{
+			scanf("%s",s);
+			int p=0;
+			draw(s,p,0,0,len);
+		}
+		printf("There are %d black pixels.\n",cnt);
+	}
+	return 0;
+}