oj.uz

Submission #1101876

# Submission time Handle Problem Language Result Execution time Memory
1101876 2024-10-17T05:52:17 Z KasymK Bitaro the Brave (JOI19_ho_t1) C++17
20 / 100
 11 ms 3064 KB 
#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 = 3005;
char c[N][N];
int sm[N], sm1[N];

int main(){
    int n, m, answer = 0;
    scanf("%d%d", &n, &m);
    for(int i = 1; i <= n; ++i)
        for(int j = 1; j <= m; ++j)
            scanf(" %c", &c[i][j]), sm[i] += (c[i][j]=='O'?1:0), sm1[j] += (c[i][j]=='I'?1:0);
    for(int i = 1; i <= n; ++i)
        for(int j = 1; j <= m; ++j){
            if(c[i][j] == 'J')
                answer += sm[i]*sm1[j];
            else if(c[i][j] == 'O')
                sm[i]--;
            else
                sm1[j]--;
        }
    printf("%d\n", answer);
    return 0;
}

Compilation message

joi2019_ho_t1.cpp: In function 'int main()':
joi2019_ho_t1.cpp:21:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   21 |     scanf("%d%d", &n, &m);
      |     ~~~~~^~~~~~~~~~~~~~~~
joi2019_ho_t1.cpp:24:18: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   24 |             scanf(" %c", &c[i][j]), sm[i] += (c[i][j]=='O'?1:0), sm1[j] += (c[i][j]=='I'?1:0);
      |             ~~~~~^~~~~~~~~~~~~~~~~

Subtask #1
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 336 KB Output is correct
2 Correct 1 ms 336 KB Output is correct
3 Correct 1 ms 336 KB Output is correct
4 Correct 1 ms 336 KB Output is correct
5 Correct 1 ms 2640 KB Output is correct
6 Correct 1 ms 2808 KB Output is correct
7 Correct 1 ms 2640 KB Output is correct
8 Correct 2 ms 2640 KB Output is correct
9 Correct 2 ms 2640 KB Output is correct
10 Correct 2 ms 2664 KB Output is correct
11 Correct 2 ms 2812 KB Output is correct
12 Correct 1 ms 2640 KB Output is correct
13 Correct 2 ms 2640 KB Output is correct

Subtask #2
0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 336 KB Output is correct
2 Correct 1 ms 336 KB Output is correct
3 Correct 1 ms 336 KB Output is correct
4 Correct 1 ms 336 KB Output is correct
5 Correct 1 ms 2640 KB Output is correct
6 Correct 1 ms 2808 KB Output is correct
7 Correct 1 ms 2640 KB Output is correct
8 Correct 2 ms 2640 KB Output is correct
9 Correct 2 ms 2640 KB Output is correct
10 Correct 2 ms 2664 KB Output is correct
11 Correct 2 ms 2812 KB Output is correct
12 Correct 1 ms 2640 KB Output is correct
13 Correct 2 ms 2640 KB Output is correct
14 Correct 9 ms 2640 KB Output is correct
15 Correct 1 ms 2808 KB Output is correct
16 Correct 8 ms 2640 KB Output is correct
17 Correct 1 ms 504 KB Output is correct
18 Correct 11 ms 2668 KB Output is correct
19 Correct 9 ms 2900 KB Output is correct
20 Incorrect 9 ms 3064 KB Output isn't correct
21 Halted 0 ms 0 KB -

Subtask #3
0 / 50.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 336 KB Output is correct
2 Correct 1 ms 336 KB Output is correct
3 Correct 1 ms 336 KB Output is correct
4 Correct 1 ms 336 KB Output is correct
5 Correct 1 ms 2640 KB Output is correct
6 Correct 1 ms 2808 KB Output is correct
7 Correct 1 ms 2640 KB Output is correct
8 Correct 2 ms 2640 KB Output is correct
9 Correct 2 ms 2640 KB Output is correct
10 Correct 2 ms 2664 KB Output is correct
11 Correct 2 ms 2812 KB Output is correct
12 Correct 1 ms 2640 KB Output is correct
13 Correct 2 ms 2640 KB Output is correct
14 Correct 9 ms 2640 KB Output is correct
15 Correct 1 ms 2808 KB Output is correct
16 Correct 8 ms 2640 KB Output is correct
17 Correct 1 ms 504 KB Output is correct
18 Correct 11 ms 2668 KB Output is correct
19 Correct 9 ms 2900 KB Output is correct
20 Incorrect 9 ms 3064 KB Output isn't correct
21 Halted 0 ms 0 KB -