Submission #1839977

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Source Code Expand

#include <cstdio>
#include <iostream>
#include <algorithm>
#include <set>
#include <vector>
#define fi first
#define se second
#define pb push_back

using namespace std;

typedef pair<int,int> abcd;

const int N=510;

int n,m;
char a[N][N],b[N][N],c[N][N];
set<int> h[N],w[N];

int main(){
  scanf("%d%d",&n,&m);
  for(int i=1;i<=n;i++){
    scanf("%s",a[i]+1);
    for(int j=1;j<=m;j++){
      if(a[i][j]=='#') h[i].insert(j),w[j].insert(i);
      b[i][j]=c[i][j]='.';
    }
  }
  for(int i=1;i<=n;i++) b[i][1]=c[i][m]='#';
  for(int i=1;i<=n;i++)
    if(i&1)
      for(int j=1;j<=m-1;j++) b[i][j]='#';
    else
      for(int j=2;j<=m;j++) c[i][j]='#';
  for(int i=1;i<=n;i++)
    for(int j=1;j<=m;j++)
      if(a[i][j]=='#') b[i][j]=c[i][j]='#';
  for(int i=1;i<=n;i++) puts(b[i]+1);
  puts("");
  for(int i=1;i<=n;i++) puts(c[i]+1);
  return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:21:22: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d%d",&n,&m);
                      ^
./Main.cpp:23:23: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%s",a[i]+1);
                       ^

Judge Result