oj.uz

Submission #568304

# Submission time Handle Problem Language Result Execution time Memory
568304 2022-05-25T07:55:48 Z Baytoro Strange Device (APIO19_strange_device) C++17
0 / 100
 5000 ms 524288 KB 
#include <bits/stdc++.h>
using namespace std;
#define Baytoro_Mayrambekov void solve()
#define ios ios::sync_with_stdio(false); cin.tie(NULL);
#define pb push_back
#define all(x) x.begin(), x.end()
#define rall(x) x.rbegin(), x.rend()
#define fr first
#define sc second
#define int long long
#define endl '\n'
const int INF=1e18;
void fopn(string name){
	freopen((name+".in").c_str(),"r",stdin);
	freopen((name+".out").c_str(),"w",stdout);
}
int binpow(int a,int n){
	if(n==0)
		return 1;
	if(n%2==1)
		return binpow(a, n-1)*a;
	else{
		int b=binpow(a, n/2);
		return b*b;
	}
}
int a,b,c,n,m,i,j,k,x,y,cnt=0,sum=0,res=0;
Baytoro_Mayrambekov{
	cin>>n>>a>>b;
	int mx=a/(__gcd(a,b+1))*b;
	
	set<pair<int,int>> st;
	for(i=0;i<n;i++){
		int l,r;
		cin>>l>>r;
		if(r-l+1>=mx){
			cout<<mx<<endl;
			return;
		}
		for(j=l;j<=r;j++){
			st.insert({(j+j/b)%a,j%b});
		}
	}
	cout<<st.size();
}
main(){
	ios;
	int T=1;
	//cin>>T;
	while(T--){
		solve();
	}
}

Compilation message

strange_device.cpp:46:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   46 | main(){
      | ^~~~
strange_device.cpp: In function 'void fopn(std::string)':
strange_device.cpp:14:9: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   14 |  freopen((name+".in").c_str(),"r",stdin);
      |  ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
strange_device.cpp:15:9: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   15 |  freopen((name+".out").c_str(),"w",stdout);
      |  ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 324 KB Output is correct
2 Correct 44 ms 12704 KB Output is correct
3 Correct 62 ms 18256 KB Output is correct
4 Correct 2 ms 852 KB Output is correct
5 Correct 1 ms 320 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 468 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 7 ms 1124 KB Output is correct
10 Correct 1 ms 320 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 1 ms 316 KB Output is correct
14 Correct 1 ms 320 KB Output is correct
15 Correct 42 ms 6972 KB Output is correct
16 Correct 30 ms 7100 KB Output is correct
17 Correct 60 ms 10248 KB Output is correct
18 Incorrect 1 ms 212 KB Output isn't correct
19 Halted 0 ms 0 KB -

Subtask #2
0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 320 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Runtime error 2574 ms 524288 KB Execution killed with signal 9
4 Halted 0 ms 0 KB -

Subtask #3
0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 131 ms 32236 KB Output is correct
3 Correct 176 ms 32020 KB Output is correct
4 Correct 133 ms 30584 KB Output is correct
5 Execution timed out 5017 ms 62528 KB Time limit exceeded
6 Halted 0 ms 0 KB -

Subtask #4
0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 585 ms 77544 KB Output is correct
3 Runtime error 1742 ms 524288 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 1 ms 212 KB Output is correct
2 Correct 585 ms 77544 KB Output is correct
3 Runtime error 1742 ms 524288 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 1 ms 212 KB Output is correct
2 Correct 585 ms 77544 KB Output is correct
3 Runtime error 1742 ms 524288 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 1 ms 212 KB Output is correct
2 Runtime error 1379 ms 524288 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 324 KB Output is correct
2 Correct 44 ms 12704 KB Output is correct
3 Correct 62 ms 18256 KB Output is correct
4 Correct 2 ms 852 KB Output is correct
5 Correct 1 ms 320 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 468 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 7 ms 1124 KB Output is correct
10 Correct 1 ms 320 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 1 ms 316 KB Output is correct
14 Correct 1 ms 320 KB Output is correct
15 Correct 42 ms 6972 KB Output is correct
16 Correct 30 ms 7100 KB Output is correct
17 Correct 60 ms 10248 KB Output is correct
18 Incorrect 1 ms 212 KB Output isn't correct
19 Halted 0 ms 0 KB -