Submission #1245201

#	Time	Username	Problem	Language	Result	Execution time	Memory
1245201		huydayy	Bold (COCI21_bold)	C++20	50 / 50	0 ms	328 KiB

bold

#include <bits/stdc++.h>
#define TASK "coci2021_r6_bold"
#define int long long
#define fi first
#define se second
#define pb push_back
#define ii pair<int, int>
#define vi vector<int>
#define vvi vector<vi>
#define vii vector<ii>
#define reset(f, x) memset(f, x, sizeof(f))
#define all(x) x.begin(), x.end()
#define FOR(i, a, b) for (int i = (a), _b = (b); i <= _b; ++i)
#define FORD(i, b, a) for (int i = (b), _a = (a); i >= _a; --i)
#define FORV(v, H) for (auto &v: H)
#define __builtin_popcount __builtin_popcountll
#define BIT(mask, i) (mask & (1ll << (i)))
#define MASK(i) (1ll << (i))
#define ONBIT(mask, i) (mask  (1ll << (i)))
#define OFFBIT(mask, i) (mask &~ (1ll << (i)))
#define mid(l,r) ((l + r) >> 1)
#define left(id) (id << 1)
#define right(id) ((id << 1) | 1)
#define TIME (1.0*clock()/CLOCKS_PER_SEC)

using namespace std;

const int oo  = 1e18;
const int MOD = 1e9 + 7;
const int MAXN = 105;

int N, M;
char A[MAXN][MAXN], B[MAXN][MAXN];

main(){
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    cin >> N >> M;
    FOR(i, 1, N){
        FOR(j, 1, M){
            cin >> A[i][j];
            B[i][j] = '.';
        }
    }
    FOR(i, 1, N){
        FOR(j, 1, M){
            if (A[i][j] == '#'){
                B[i][j] = '#';
                B[i + 1][j] = '#';
                B[i][j + 1] = '#';
                B[i + 1][j + 1] = '#';
            }
        }
    }
    FOR(i, 1, N){
        FOR(j, 1, M){
            cout << B[i][j];
        }
        cout << '\n';
    }
    return 0;
}

Compilation message (stderr)

bold.cpp:35:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   35 | main(){
      | ^~~~

• Subtask 1: 50 / 50