Submission #60391

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Source Code Expand

#include<cctype>
#include<cstdio>
#include<algorithm>

#define rep(i,n) for(int i=0;i<(n);i++)

using namespace std;

int h,w;
char B[30][31];

void rot(){
	char tmp[30][30];
	rep(i,h) rep(j,w) tmp[j][h-i-1]=B[i][j];
	swap(h,w);
	rep(i,h) rep(j,w) B[i][j]=tmp[i][j];
}

void flip(){
	rep(i,h) rep(j,w/2) swap(B[i][j],B[i][w-j-1]);
}

int main(){
	scanf("%d%d",&h,&w);
	rep(i,h) scanf("%s",B[i]);

	int ans=0;
	rep(type,8){
		rot();
		if(type==4) flip();

		rep(i,h) rep(j,w) {
			for(int k=1;;k++){
				if(i+k-1>=h || j+k-1>=w) break;
				int tmp=0;
				bool ok=true;
				for(int y=i;y<i+k;y++) for(int x=j;x<j+y-i+1;x++) {
					if(isdigit(B[y][x])) tmp+=B[y][x]-'0';
					else                 ok=false;
				}
				if(ok) ans=max(ans,tmp);
			}
		}
	}
	printf("%d\n",ans);

	return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:24:21: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
./Main.cpp:25:27: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]

Judge Result