Submission #139591

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
139591	2019-08-01 06:42:56	mechfrog88	Bitaro the Brave (JOI19_ho_t1)	C++14	100 / 100	634 ms	151416 KiB

joi2019_ho_t1

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#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
#pragma GCC optimize("unroll-loops,no-stack-protector")
#pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,tune=native")
 
using namespace __gnu_pbds;
using namespace std;
 
template <typename T>
using ordered_set = tree<T, null_type, less<T>, rb_tree_tag, tree_order_statistics_node_update>;
 
typedef long long ll;
typedef long double ld;
 
int main(){
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    ll n,m;
    cin >> n >> m;
    vector <string> grid(n);
    for (int z=0;z<n;z++){
        cin >> grid[z];
    }
    vector <vector<ll>> hori(n,vector<ll>(m,0));
    vector <vector<ll>> vert(n,vector<ll>(m,0));
    for (int z=0;z<n;z++){
        for (int x=m-1;x>-1;x--){
            if (grid[z][x] == 'O'){
                hori[z][x]++;
 
 
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• Subtask 1: 20 / 20
• Subtask 2: 30 / 30
• Subtask 3: 50 / 50