oj.uz

Submission #136661

# Submission time Handle Problem Language Result Execution time Memory
136661 2019-07-26T05:19:18 Z KLPP Strange Device (APIO19_strange_device) C++14
0 / 100
 5000 ms 524292 KB 
#include<bits/stdc++.h>

using namespace std;
typedef long long int lld;
#define rep(i,a,b) for(int i=a;i<b;i++)
#define trav(a,v) for(auto a:v)
lld GCD(lld x, lld y){
  if(y==0)return x;
  return GCD(y,x%y);
}

int main(){
  srand(time(NULL));
  lld n,A,B;
  cin>>n>>A>>B;
  /*n=1;
  A=rand()%100;
  B=rand()%100;*/
  lld l[n];
  lld r[n];
  rep(i,0,n){
    cin>>l[i]>>r[i];
    /*l[i]=rand()%200;
    r[i]=rand()%200;
    if(l[i]>r[i])swap(l[i],r[i]);*/
  }
  lld D=GCD(A,B+1);
  D=A/D;
  if(n>1){
    set<pair<lld,lld> >s;
    rep(i,0,n){
      for(lld j=l[i];j<=r[i];j++){
	s.insert(pair<lld,lld>((j+(j/B))%A,j%B));
      }
    }
    cout<<s.size()<<endl;
    return 0;
  }
  cout<<min(r[0]-l[0]+1,D*B)<<endl;
  //cout<<s.size()<<" "<<min(r[0]-l[0]+1,D*B)<<" "<<A<<" "<<B<<" "<<l[0]<<" "<<r[0]<<endl;
  //trav(a,s)cout<<a.first<<" "<<a.second<<endl;
  return 0;
}

Subtask #1
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 256 KB Output is correct
2 Correct 91 ms 12500 KB Output is correct
3 Correct 151 ms 18104 KB Output is correct
4 Correct 4 ms 888 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 3 ms 504 KB Output is correct
8 Correct 3 ms 376 KB Output is correct
9 Correct 13 ms 1272 KB Output is correct
10 Correct 2 ms 348 KB Output is correct
11 Correct 2 ms 256 KB Output is correct
12 Correct 2 ms 276 KB Output is correct
13 Correct 2 ms 256 KB Output is correct
14 Correct 2 ms 376 KB Output is correct
15 Correct 64 ms 7016 KB Output is correct
16 Correct 62 ms 7004 KB Output is correct
17 Correct 296 ms 8600 KB Output is correct
18 Incorrect 2 ms 256 KB Output isn't correct

Subtask #2
0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 256 KB Output is correct
2 Correct 2 ms 256 KB Output is correct
3 Correct 2 ms 256 KB Output is correct
4 Correct 2 ms 256 KB Output is correct
5 Incorrect 2 ms 376 KB Output isn't correct

Subtask #3
0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 205 ms 32332 KB Output is correct
3 Correct 226 ms 32104 KB Output is correct
4 Correct 200 ms 30624 KB Output is correct
5 Execution timed out 5064 ms 80692 KB Time limit exceeded

Subtask #4
0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 348 KB Output is correct
2 Correct 2817 ms 79604 KB Output is correct
3 Execution timed out 5085 ms 478060 KB Time limit exceeded
4 Halted 0 ms 0 KB -

Subtask #5
0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 348 KB Output is correct
2 Correct 2817 ms 79604 KB Output is correct
3 Execution timed out 5085 ms 478060 KB Time limit exceeded
4 Halted 0 ms 0 KB -

Subtask #6
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 348 KB Output is correct
2 Correct 2817 ms 79604 KB Output is correct
3 Execution timed out 5085 ms 478060 KB Time limit exceeded
4 Halted 0 ms 0 KB -

Subtask #7
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 256 KB Output is correct
2 Runtime error 2273 ms 524292 KB Execution killed with signal 9 (could be triggered by violating memory limits)
3 Halted 0 ms 0 KB -

Subtask #8
0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 256 KB Output is correct
2 Correct 91 ms 12500 KB Output is correct
3 Correct 151 ms 18104 KB Output is correct
4 Correct 4 ms 888 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 3 ms 504 KB Output is correct
8 Correct 3 ms 376 KB Output is correct
9 Correct 13 ms 1272 KB Output is correct
10 Correct 2 ms 348 KB Output is correct
11 Correct 2 ms 256 KB Output is correct
12 Correct 2 ms 276 KB Output is correct
13 Correct 2 ms 256 KB Output is correct
14 Correct 2 ms 376 KB Output is correct
15 Correct 64 ms 7016 KB Output is correct
16 Correct 62 ms 7004 KB Output is correct
17 Correct 296 ms 8600 KB Output is correct
18 Incorrect 2 ms 256 KB Output isn't correct