oj.uz

Submission #472077

# Submission time Handle Problem Language Result Execution time Memory
472077 2021-09-12T19:20:58 Z julian33 Strange Device (APIO19_strange_device) C++14
0 / 100
 5000 ms 524292 KB 
#include <bits/stdc++.h>

using namespace std;

#ifdef LOCAL
#define deb(...) logger(#__VA_ARGS__, __VA_ARGS__)
template<typename ...Args>
void logger(string vars, Args&&... values) {
    cerr<<vars<<" = ";
    string delim="";
    (...,(cerr<<delim<<values,delim=", "));
    cerr<<"\n";
}
#else
#define deb(...) logger(#__VA_ARGS__, __VA_ARGS__)
template<typename ...Args>
void logger(string vars, Args&&... values) {}
#endif

#define pb push_back
#define sz(x) (int)(x.size())
typedef long long ll;
typedef pair<int,int> pii;
typedef pair<ll,ll> pll;
template<typename T> inline void maxa(T& a,T b){a=max(a,b);}
template<typename T> inline void mina(T& a,T b){a=min(a,b);} 
mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());

const int mxN=2e5+5; //make sure this is right
const int mod=1e9+7;

ll gcd(ll a,ll b){return b==0?a:gcd(b,a%b);}

int main(){
    cin.sync_with_stdio(0);
    cin.tie(0); cout.tie(0);

    #ifdef LOCAL
        freopen("input.txt","r",stdin);
        freopen("output.txt","w",stdout);
    #endif

    int n; cin>>n;
    ll a,b; cin>>a>>b;
    set<pll> seen;
    if(n==1){
        ll l,r; cin>>l>>r;
        if(b<a)
            assert(false);
        cout<<min(r-l+1,a*b)<<"\n";
    } else{
        for(int i=0;i<n;i++){
            ll l,r; cin>>l>>r;
            for(ll j=l;j<=r;j++){
                seen.insert({(j%a+(j/b)%a)%a,j%b});
            }
        }
        cout<<sz(seen)<<"\n";
    }
}

Subtask #1
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 52 ms 12320 KB Output is correct
3 Correct 75 ms 17924 KB Output is correct
4 Correct 2 ms 844 KB Output is correct
5 Correct 1 ms 332 KB Output is correct
6 Correct 1 ms 332 KB Output is correct
7 Correct 1 ms 460 KB Output is correct
8 Correct 1 ms 332 KB Output is correct
9 Correct 9 ms 1100 KB Output is correct
10 Correct 1 ms 204 KB Output is correct
11 Correct 1 ms 204 KB Output is correct
12 Correct 0 ms 204 KB Output is correct
13 Correct 0 ms 304 KB Output is correct
14 Correct 1 ms 332 KB Output is correct
15 Correct 53 ms 6940 KB Output is correct
16 Correct 39 ms 6628 KB Output is correct
17 Correct 78 ms 6536 KB Output is correct
18 Incorrect 0 ms 204 KB Output isn't correct

Subtask #2
0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 0 ms 204 KB Output is correct
4 Correct 0 ms 204 KB Output is correct
5 Incorrect 1 ms 204 KB Output isn't correct

Subtask #3
0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 155 ms 32388 KB Output is correct
3 Correct 197 ms 32084 KB Output is correct
4 Correct 154 ms 30552 KB Output is correct
5 Execution timed out 5095 ms 62476 KB Time limit exceeded

Subtask #4
0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 634 ms 62912 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 1 ms 204 KB Output is correct
2 Correct 634 ms 62912 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 1 ms 204 KB Output is correct
2 Correct 634 ms 62912 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 204 KB Output is correct
2 Runtime error 1840 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 0 ms 204 KB Output is correct
2 Correct 52 ms 12320 KB Output is correct
3 Correct 75 ms 17924 KB Output is correct
4 Correct 2 ms 844 KB Output is correct
5 Correct 1 ms 332 KB Output is correct
6 Correct 1 ms 332 KB Output is correct
7 Correct 1 ms 460 KB Output is correct
8 Correct 1 ms 332 KB Output is correct
9 Correct 9 ms 1100 KB Output is correct
10 Correct 1 ms 204 KB Output is correct
11 Correct 1 ms 204 KB Output is correct
12 Correct 0 ms 204 KB Output is correct
13 Correct 0 ms 304 KB Output is correct
14 Correct 1 ms 332 KB Output is correct
15 Correct 53 ms 6940 KB Output is correct
16 Correct 39 ms 6628 KB Output is correct
17 Correct 78 ms 6536 KB Output is correct
18 Incorrect 0 ms 204 KB Output isn't correct