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Submission #540600

# Submission time Handle Problem Language Result Execution time Memory
540600 2022-03-21T06:34:05 Z Killer2501 Sob (COCI19_sob) C++14
110 / 110
 82 ms 7244 KB 
#include <bits/stdc++.h>
#define ll long long
#define ld long double
#define ull unsigned long long
#define pb push_back
#define pll pair<ll, ll>
#define pii pair<int, int>
#define fi first
#define se second
using namespace std;
const int N = 2e5+5;
const int M = 1e5+5;
const int mod = 1e9+7;
const ll base = 75;
const int inf = 1e9+7;
int a[N], b[N], dp[N][3];
int n, m, q;
ll ans;
void sol()
{
    cin >> n >> m;
    int lst = 0;
    for(int i = n-1; i >= 0; )
    {
        for(int j = lst; j < n; j ++)
        {
            if(((i&(j+m)) == i))
            {
                int l = lst;
                lst = j+1;
                while(i >= 0 && j >= l && ((i&(j+m)) == i))
                {
                    cout << i <<" "<<j+m<<'\n';
                    --i;
                    --j;
                }
                break;
            }
        }
    }
}
int main()
{
    cin.tie(0);
    cout.tie(0);
    ios_base::sync_with_stdio(0);
    #define task "test"
    if(fopen(task".inp", "r"))
	{
		freopen(task".inp", "r", stdin);
		freopen(task".out", "w", stdout);
	}
    int test = 1;
    //cin >> test;
    while(test -- > 0)sol();
    return 0;
}

Compilation message

sob.cpp: In function 'int main()':
sob.cpp:50:10: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   50 |   freopen(task".inp", "r", stdin);
      |   ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
sob.cpp:51:10: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   51 |   freopen(task".out", "w", stdout);
      |   ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 0 ms 340 KB Output is correct
4 Correct 42 ms 3784 KB Output is correct

Subtask #2
29.0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 336 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 336 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 46 ms 3884 KB Output is correct
7 Correct 20 ms 1876 KB Output is correct

Subtask #3
39.0 / 39.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 1 ms 336 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 340 KB Output is correct

Subtask #4
32.0 / 32.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 0 ms 340 KB Output is correct
4 Correct 42 ms 3784 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 336 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 336 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 46 ms 3884 KB Output is correct
11 Correct 20 ms 1876 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 0 ms 340 KB Output is correct
14 Correct 1 ms 336 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 9 ms 980 KB Output is correct
20 Correct 31 ms 2900 KB Output is correct
21 Correct 2 ms 340 KB Output is correct
22 Correct 1 ms 340 KB Output is correct
23 Correct 45 ms 4172 KB Output is correct
24 Correct 82 ms 7244 KB Output is correct
25 Correct 75 ms 7068 KB Output is correct