Submission #1131891

---

Source Code Expand

#include <bits/stdc++.h>

#define debug(x) cout << #x" = " << x;

#define st first
#define nd second

using namespace std;
using namespace placeholders;

typedef long long ll;
typedef unsigned long long ull;
typedef pair<int, int> PII;
typedef pair<ll, ll> PLL;

const int MAXN = 5E2 + 10;

int n;
char s[MAXN][MAXN];
int row[MAXN], col[MAXN];

int main(){
	scanf("%d", &n);
	for (int i = 0; i < n; ++i){
		scanf("%s", s[i]);
		row[i] = count(s[i], s[i] + n, '#');
		for (int j = 0; j < n; ++j)
			col[j] += s[i][j] == '#';
	}
	if (accumulate(row, row + n, 0) == 0)
		puts("-1");
	else if (find(row, row + n, n) != row + n)
		printf("%d\n", n - count(col, col + n, n));
	else{
		int scol = n - count(col, col + n, n);
		int srow = n;
		for (int i = 0; i < n; ++i){
			if (col[i] > 0)
				srow = min(srow, n - row[i]);
			else{
				srow = min(srow, n - row[i] + 1);
			}
		}
		printf("%d\n", srow + scol);
	}
	return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:33:44: warning: format ‘%d’ expects argument of type ‘int’, but argument 2 has type ‘std::iterator_traits<int*>::difference_type {aka long int}’ [-Wformat=]
   printf("%d\n", n - count(col, col + n, n));
                                            ^
./Main.cpp:23:17: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d", &n);
                 ^
./Main.cpp:25:20: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
   scanf("%s", s[i]);
                    ^

Judge Result