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Submission #139785

# Submission time Handle Problem Language Result Execution time Memory
139785 2019-08-01T11:57:19 Z FedericoS Strange Device (APIO19_strange_device) C++14
5 / 100
 3045 ms 176760 KB 
#include <iostream>
#include <set>
//#include <iomanip>
#include <bits/stdc++.h>
using namespace std;
typedef long long int ll;
typedef pair<ll,ll> pll;

ll N,A,B;
ll L[1000006],R[1000006];
ll x,y;
set<pll> S;
ll G;
ll ans;
ll P[1000006];

bool is_in(ll x){
	return P[x];
}

int main(){
	cin>>N>>A>>B;
	G=A/__gcd(A,B+1);
	ll M=(A*B);
	for(int i=0;i<N;i++){
		cin>>L[i]>>R[i];
		x=L[i]%M;
		y=R[i]%M;
		if(y<x){
			if(R[i]-L[i]>=M)
				S.insert({0,M-1});
			else{
				S.insert({0,y});
				S.insert({x,M-1});
			}
		}
		else
			S.insert({x,y});
	}

	for(pll p:S){
		P[p.first]++;
		P[p.second+1]--;
	}

	for(int i=1;i<M;i++)
		P[i]+=P[i-1];

	for(ll y=0;y<B;y++)
		for(ll k=0;k<G;k++)
			if(is_in(B*k+y))
				ans++;
	
	cout<<ans;

}

Subtask #1
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Runtime error 36 ms 4136 KB Execution killed with signal 11 (could be triggered by violating memory limits)
3 Halted 0 ms 0 KB -

Subtask #2
0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Runtime error 4 ms 376 KB Execution killed with signal 11 (could be triggered by violating memory limits)
3 Halted 0 ms 0 KB -

Subtask #3
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 17 ms 7932 KB Output is correct
3 Correct 15 ms 8160 KB Output is correct
4 Correct 14 ms 6776 KB Output is correct
5 Correct 1861 ms 26168 KB Output is correct

Subtask #4
0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 372 KB Output is correct
2 Runtime error 3045 ms 176760 KB Execution killed with signal 11 (could be triggered by violating memory limits)
3 Halted 0 ms 0 KB -

Subtask #5
0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 372 KB Output is correct
2 Runtime error 3045 ms 176760 KB Execution killed with signal 11 (could be triggered by violating memory limits)
3 Halted 0 ms 0 KB -

Subtask #6
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 372 KB Output is correct
2 Runtime error 3045 ms 176760 KB Execution killed with signal 11 (could be triggered by violating memory limits)
3 Halted 0 ms 0 KB -

Subtask #7
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Runtime error 304 ms 18040 KB Execution killed with signal 11 (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 376 KB Output is correct
2 Runtime error 36 ms 4136 KB Execution killed with signal 11 (could be triggered by violating memory limits)
3 Halted 0 ms 0 KB -