Submission #1101873

#	Time	Username	Problem	Language	Result	Execution time	Memory
1101873		KasymK	Bitaro the Brave (JOI19_ho_t1)	C++17	20 / 100	1056 ms	852 KiB

joi2019_ho_t1

#include "bits/stdc++.h"
using namespace std;
#define ff first
#define ss second
#define all(v) v.begin(), v.end()
#define ll long long
#define pb push_back
#define pii pair<int, int>
#define pli pair<ll, int>
#define pll pair<ll, ll>
#define tr(i, c) for(auto i = c.begin(); i != c.end(); ++i)
#define wr puts("----------------")
template<class T>bool umin(T& a,T b){if(a>b){a=b;return 1;}return 0;}
template<class T>bool umax(T& a,T b){if(a<b){a=b;return 1;}return 0;}
const int N = 505;
char c[N][N];

int main(){
    int n, m;
    scanf("%d%d", &n, &m);
    for(int i = 1; i <= n; ++i)
        for(int j = 1; j <= m; ++j)
            scanf(" %c", &c[i][j]);
    int answer = 0;
    for(int i = 1; i <= n; ++i){
        for(int j = 1; j <= m; ++j){
            if(c[i][j] != 'J')
                continue;
            for(int k = i+1; k <= n; ++k){
                if(c[k][j] != 'I')
                    continue;
                for(int l = j+1; l <= m; ++l){
                    if(c[i][l] != 'O')
                        continue;
                    answer++;
                }
            }
        }
    }
    printf("%d\n", answer);
    return 0;
}

Compilation message (stderr)

joi2019_ho_t1.cpp: In function 'int main()':
joi2019_ho_t1.cpp:20:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   20 |     scanf("%d%d", &n, &m);
      |     ~~~~~^~~~~~~~~~~~~~~~
joi2019_ho_t1.cpp:23:18: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   23 |             scanf(" %c", &c[i][j]);
      |             ~~~~~^~~~~~~~~~~~~~~~~

• Subtask 1: 20 / 20
• Subtask 2: 0 / 30
• Subtask 3: 0 / 50