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Submission #648933

# Submission time Handle Problem Language Result Execution time Memory
648933 2022-10-08T18:08:55 Z FEDIKUS Strange Device (APIO19_strange_device) C++17
35 / 100
 1670 ms 83100 KB 
#include<bits/stdc++.h>

using namespace std;

typedef long long ll;

int main(){
    ll n,a,b;
    cin>>n>>a>>b;
    ll period=-1;
    if(a/__gcd(a,b+1)>2e18/b) period=1e18+10;
    period=a/__gcd(a,b+1)*b;
    map<ll,ll> ev;
    for(int i=0;i<n;i++){
        ll l,r;
        cin>>l>>r;
        if(r-l+1>=period){
            ev[0]++;
            ev[period]--;
            continue;
        }
        l%=period;
        r%=period;
        if(l<=r){
            ev[l]++;
            ev[r+1]--;
        }else{
            ev[0]++;
            ev[r+1]--;
            ev[l]++;
            ev[period]--;
        }
    }
    ll res=0;
    ll tren=0;
    ll prosli=-1;
    for(auto i:ev){
        tren+=i.second;
        if(tren>0){
            if(prosli==-1) prosli=i.first;
        }else{
            if(res!=-1) res+=i.first-prosli;
            prosli=-1;
        }
    }
    cout<<res;
    return 0;
}

Subtask #1
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 16 ms 1224 KB Output is correct
3 Correct 17 ms 1236 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 300 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 300 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 15 ms 1244 KB Output is correct
17 Correct 162 ms 10240 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 296 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 300 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Incorrect 1 ms 340 KB Output isn't correct
6 Halted 0 ms 0 KB -

Subtask #3
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 2 ms 340 KB Output is correct
3 Correct 2 ms 340 KB Output is correct
4 Correct 2 ms 340 KB Output is correct
5 Correct 925 ms 25348 KB Output is correct

Subtask #4
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1596 ms 83100 KB Output is correct
3 Correct 1670 ms 75440 KB Output is correct
4 Correct 1642 ms 71968 KB Output is correct

Subtask #5
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1596 ms 83100 KB Output is correct
3 Correct 1670 ms 75440 KB Output is correct
4 Correct 1642 ms 71968 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1598 ms 71888 KB Output is correct
7 Correct 1584 ms 72496 KB Output is correct
8 Correct 1611 ms 71960 KB Output is correct
9 Correct 1632 ms 72020 KB Output is correct

Subtask #6
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1596 ms 83100 KB Output is correct
3 Correct 1670 ms 75440 KB Output is correct
4 Correct 1642 ms 71968 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 152 ms 10228 KB Output is correct
7 Correct 152 ms 10248 KB Output is correct
8 Correct 165 ms 10424 KB Output is correct
9 Correct 162 ms 10316 KB Output is correct
10 Correct 148 ms 10268 KB Output is correct
11 Correct 151 ms 10188 KB Output is correct
12 Correct 160 ms 10368 KB Output is correct
13 Correct 163 ms 10216 KB Output is correct
14 Correct 147 ms 10192 KB Output is correct
15 Correct 159 ms 10264 KB Output is correct
16 Correct 161 ms 10260 KB Output is correct
17 Correct 163 ms 10204 KB Output is correct
18 Correct 1534 ms 72016 KB Output is correct
19 Correct 1598 ms 72408 KB Output is correct
20 Correct 1641 ms 72080 KB Output is correct
21 Correct 176 ms 10292 KB Output is correct
22 Correct 150 ms 10172 KB Output is correct
23 Correct 417 ms 12812 KB Output is correct

Subtask #7
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 167 ms 10312 KB Output is correct
3 Correct 163 ms 10252 KB Output is correct
4 Correct 1650 ms 75428 KB Output is correct
5 Correct 167 ms 10316 KB Output is correct
6 Correct 168 ms 10224 KB Output is correct
7 Correct 154 ms 10152 KB Output is correct
8 Correct 158 ms 10280 KB Output is correct
9 Correct 162 ms 10280 KB Output is correct
10 Correct 153 ms 10188 KB Output is correct
11 Correct 156 ms 10244 KB Output is correct
12 Correct 153 ms 10228 KB Output is correct
13 Correct 168 ms 10320 KB Output is correct
14 Correct 1647 ms 75420 KB Output is correct
15 Correct 147 ms 10272 KB Output is correct
16 Correct 1581 ms 71860 KB Output is correct
17 Correct 1512 ms 72144 KB Output is correct
18 Incorrect 1 ms 212 KB Output isn't correct
19 Halted 0 ms 0 KB -

Subtask #8
0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 16 ms 1224 KB Output is correct
3 Correct 17 ms 1236 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 300 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 300 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 15 ms 1244 KB Output is correct
17 Correct 162 ms 10240 KB Output is correct
18 Incorrect 1 ms 212 KB Output isn't correct
19 Halted 0 ms 0 KB -