oj.uz

Submission #543104

# Submission time Handle Problem Language Result Execution time Memory
543104 2022-03-29T11:04:36 Z ktkerem Emacs (COCI20_emacs) C++17
50 / 50
 1 ms 340 KB 
#include<bits/stdc++.h>
using namespace std;
/*#include <bits/extc++.h>
using namespace __gnu_pbds;
template<class T>
using oset = tree<T, null_type, less_equal<T>, rb_tree_tag, tree_order_statistics_node_update>;
/**/
typedef long long ll;
typedef unsigned long long ull;
typedef __int128 vll;
typedef unsigned __int128 uvll;
ll _i=0;
#define ffn(x) _i=x
#define llll pair<ll , ll>
#define stitr set<ll>::iterator
#define fora(y,x) for(ll y=_i;x>y;y++)
#define pb push_back
#define pf push_front
#define halo cout << "hello\n"
#define fi first
#define sec second
#define all(a) a.begin() , a.end()
const ll limit = 1e18; 
const ll ous = 2e5+5;
const ll dx[4] = {0 , -1 , 1 , 0} , dy[4] = {1,0,0,-1};
void solve(){
    ll n , m;cin >> n >> m;
    char s[n+5][m+5];
    memset(s , '.' , sizeof(s));
    fora(i , n){
        cin >> (s[i+1] + 1);
    }
    ll ans = 0;
    for(ll i = 1;n>=i;i++){
        for(ll j = 1;m>=j;j++){
            if(s[i][j] == '*' && s[i-1][j] == '.' && s[i][j-1] == '.'){
                ans++;
            }
        }
    }
    cout << ans << "\n";
}
signed main(){
    ios_base::sync_with_stdio(false);cin.tie(NULL);
    ll t=1;
    //cin >> t;
    ll o = 1;
    while(t--){
        //cout << "Case " << o++ << ":\n";
        solve();
    }
    return 0; 
}

Compilation message

emacs.cpp:7:1: warning: "/*" within comment [-Wcomment]
    7 | /**/
      |  
emacs.cpp: In function 'int main()':
emacs.cpp:47:8: warning: unused variable 'o' [-Wunused-variable]
   47 |     ll o = 1;
      |        ^

Subtask #1
50.0 / 50.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 340 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 1 ms 340 KB Output is correct