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Submission #781741

# Submission time Handle Problem Language Result Execution time Memory
781741 2023-07-13T10:31:51 Z kebine Strange Device (APIO19_strange_device) C++17
10 / 100
 5000 ms 524288 KB 
#include <bits/stdc++.h>
using namespace std;

# define int long long
# define fir first
# define sec second
# define pb push_back

const int cnst = 2e5+5;
bool mutipletestcase = 0;
//bool debug = false;

int gcd(int a, int b) {return b ? gcd(b, a%b): a;}
int lcm(int a, int b) {return a/gcd(a, b)*b;}

void solve() {
    int n, a, b; cin >> n >> a >> b;

    // if(a*b <= 1e6) {
    //     int val = a*b;
    //     int ans = 0;
    //     int get[val*2+5];
    //     memset(get, 0, sizeof(get));

    //     while(n--) {
    //         int x, y; cin >> x >> y;
    //         int len = y-x+1;
    //         if(len >= a*b) ans = val;
    //         x %= val;
    //         y %= val;
    //         if(!y) y += val;
    //         if(!x) x += val;
    //         if(y < x) y += val;
    //         // cerr << x << " " << y << endl;
    //         get[x]+=1, get[y+1] -= 1;
    //     }

    //     if(ans == val) cout << ans << endl;
    //     else {
    //         bool yes[val+5];
    //         memset(yes, 0, sizeof(yes));

    //         for(int i = 1; i<=2*val; i++) {
    //             get[i] += get[i-1];
    //             // cerr << i << " " << get[i] << " " << endl;
    //             // if(get[i]) cerr << i << " ";
    //             if(get[i]) yes[i%val] = 1;
    //         }
    //         for(int i = 0; i<=val; i++) {
    //             if(yes[i]) ans++;
    //         }

    //         cout << ans << endl;
    //     }
    //     return;
    // }

    set<pair<int, int>> st;
    while(n--) {
        int x, y; cin >> x >> y;
        for(int i = x; i<=y; i++) {
            st.insert({(i+i/b)%a, i%b});
        }
    }

    cout << st.size() << endl;
}

signed main() {
    ios_base::sync_with_stdio(false);
    int t = 1;
    if(mutipletestcase) cin >> t; 
    while(t--) solve();
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 35 ms 12268 KB Output is correct
3 Correct 59 ms 18196 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 1108 KB Output is correct
10 Correct 1 ms 324 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 212 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 32 ms 6932 KB Output is correct
16 Correct 23 ms 7076 KB Output is correct
17 Correct 45 ms 8836 KB Output is correct
18 Correct 1 ms 212 KB Output is correct

Subtask #2
0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Runtime error 2403 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 212 KB Output is correct
2 Correct 119 ms 32276 KB Output is correct
3 Correct 154 ms 32004 KB Output is correct
4 Correct 95 ms 30480 KB Output is correct
5 Execution timed out 5077 ms 62412 KB Time limit exceeded
6 Halted 0 ms 0 KB -

Subtask #4
0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 398 ms 62840 KB Output is correct
3 Runtime error 1394 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 0 ms 212 KB Output is correct
2 Correct 398 ms 62840 KB Output is correct
3 Runtime error 1394 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 0 ms 212 KB Output is correct
2 Correct 398 ms 62840 KB Output is correct
3 Runtime error 1394 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 1203 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 212 KB Output is correct
2 Correct 35 ms 12268 KB Output is correct
3 Correct 59 ms 18196 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 1108 KB Output is correct
10 Correct 1 ms 324 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 212 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 32 ms 6932 KB Output is correct
16 Correct 23 ms 7076 KB Output is correct
17 Correct 45 ms 8836 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Runtime error 2403 ms 524288 KB Execution killed with signal 9
21 Halted 0 ms 0 KB -