oj.uz

Submission #295728

# Submission time Handle Problem Language Result Execution time Memory
295728 2020-09-09T20:45:30 Z CaroLinda Strange Device (APIO19_strange_device) C++14
10 / 100
 5000 ms 524292 KB 
#include <bits/stdc++.h>

#pragma GCC optimize("Ofast")
#pragma GCC target("avx,avx2,fma")
#pragma GCC optimization ("unroll-loops")
#pragma GCC optimization ("O2")

#define lp(i,a,b) for(int i = a; i < b; i++)
#define pb push_back
#define sz(x) (int)(x.size())
#define all(x) x.begin(),x.end()
#define debug printf
#define tiii tuple<int,int,int>
#define mkt make_tuple
#define pii pair<int,int>
#define mk make_pair
#define ll long long
#define ff first
#define ss second

using namespace std ;

int N ;
set< pair<ll,ll> > s ;
ll A , B ;

int main()
{
    scanf("%d%lld%lld", &N , &A, &B ) ;
    for(int i = 1 ; i <= N ; i++ )
    {
        ll L , R ;
        scanf("%lld %lld", &L, &R ) ;
        for(ll j = L ; j <= R ; j++ )
        {
            ll x = (j + j/B)%A ;
            ll y = j%B ;
            s.insert(mk(x,y)) ;
        }
    }
    printf("%d\n" , sz(s)) ;
}

Compilation message

strange_device.cpp:5: warning: ignoring #pragma GCC optimization [-Wunknown-pragmas]
    5 | #pragma GCC optimization ("unroll-loops")
      | 
strange_device.cpp:6: warning: ignoring #pragma GCC optimization [-Wunknown-pragmas]
    6 | #pragma GCC optimization ("O2")
      | 
strange_device.cpp: In function 'int main()':
strange_device.cpp:29:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   29 |     scanf("%d%lld%lld", &N , &A, &B ) ;
      |     ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~
strange_device.cpp:33:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   33 |         scanf("%lld %lld", &L, &R ) ;
      |         ~~~~~^~~~~~~~~~~~~~~~~~~~~~

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 256 KB Output is correct
2 Correct 50 ms 12664 KB Output is correct
3 Correct 79 ms 18552 KB Output is correct
4 Correct 2 ms 896 KB Output is correct
5 Correct 1 ms 384 KB Output is correct
6 Correct 1 ms 384 KB Output is correct
7 Correct 1 ms 512 KB Output is correct
8 Correct 1 ms 384 KB Output is correct
9 Correct 8 ms 1152 KB Output is correct
10 Correct 0 ms 256 KB Output is correct
11 Correct 0 ms 256 KB Output is correct
12 Correct 0 ms 256 KB Output is correct
13 Correct 1 ms 384 KB Output is correct
14 Correct 1 ms 384 KB Output is correct
15 Correct 42 ms 7032 KB Output is correct
16 Correct 32 ms 7288 KB Output is correct
17 Correct 72 ms 10360 KB Output is correct
18 Correct 0 ms 256 KB Output is correct

Subtask #2
0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 256 KB Output is correct
2 Runtime error 2692 ms 524288 KB Execution killed with signal 9
3 Halted 0 ms 0 KB -

Subtask #3
0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 256 KB Output is correct
2 Correct 139 ms 32376 KB Output is correct
3 Correct 176 ms 32244 KB Output is correct
4 Correct 136 ms 30712 KB Output is correct
5 Execution timed out 5027 ms 62656 KB Time limit exceeded

Subtask #4
0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 256 KB Output is correct
2 Correct 721 ms 67420 KB Output is correct
3 Runtime error 2232 ms 524292 KB Execution killed with signal 9
4 Halted 0 ms 0 KB -

Subtask #5
0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 256 KB Output is correct
2 Correct 721 ms 67420 KB Output is correct
3 Runtime error 2232 ms 524292 KB Execution killed with signal 9
4 Halted 0 ms 0 KB -

Subtask #6
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 256 KB Output is correct
2 Correct 721 ms 67420 KB Output is correct
3 Runtime error 2232 ms 524292 KB Execution killed with signal 9
4 Halted 0 ms 0 KB -

Subtask #7
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 256 KB Output is correct
2 Runtime error 1720 ms 524292 KB Execution killed with signal 9
3 Halted 0 ms 0 KB -

Subtask #8
0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 256 KB Output is correct
2 Correct 50 ms 12664 KB Output is correct
3 Correct 79 ms 18552 KB Output is correct
4 Correct 2 ms 896 KB Output is correct
5 Correct 1 ms 384 KB Output is correct
6 Correct 1 ms 384 KB Output is correct
7 Correct 1 ms 512 KB Output is correct
8 Correct 1 ms 384 KB Output is correct
9 Correct 8 ms 1152 KB Output is correct
10 Correct 0 ms 256 KB Output is correct
11 Correct 0 ms 256 KB Output is correct
12 Correct 0 ms 256 KB Output is correct
13 Correct 1 ms 384 KB Output is correct
14 Correct 1 ms 384 KB Output is correct
15 Correct 42 ms 7032 KB Output is correct
16 Correct 32 ms 7288 KB Output is correct
17 Correct 72 ms 10360 KB Output is correct
18 Correct 0 ms 256 KB Output is correct
19 Correct 0 ms 256 KB Output is correct
20 Runtime error 2692 ms 524288 KB Execution killed with signal 9
21 Halted 0 ms 0 KB -