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Submission #782561

# Submission time Handle Problem Language Result Execution time Memory
782561 2023-07-14T05:11:28 Z kebine Strange Device (APIO19_strange_device) C++17
65 / 100
 1320 ms 33364 KB 
#include <bits/stdc++.h>
#define LL long long 
LL INF =1e18+100LL; 
using namespace std;
int main()
{
  LL n,a,b;
  cin>>n>>a>>b;
  LL t = (a/__gcd(b+1,a));

  vector<pair<LL,LL>>v;
  if(INF/t+1LL<=b)t=INF;
  else t=t*b;
//  printf("t=%lld\n",t);
  for(LL a=1;a<=n;a++)
  {
    LL l,r;
    cin>>l>>r;
    LL temp=l,temp2=r;
    l%=t ,r%=t;
    if(l==r)
    {
      if(temp==temp2)
      {
        v.push_back(make_pair(l,0));
        v.push_back(make_pair(r,1));
      }
      else
      {
        v.push_back(make_pair(0,0));
        v.push_back(make_pair(t-1,1));
       } 
    }
    else if(l>r)
    {
  //    printf("->%lld,%lld\n-> 0 %lld\n",l,t-1,r);
    //  v.push_back(make_pair(l,t-1));
      v.push_back(make_pair(l,0));
      v.push_back(make_pair(t-1,1));
    //  v.push_back(make_pair(0,r));
      v.push_back(make_pair(0,0));
      v.push_back(make_pair(r,1));
    }
    else
    {
      v.push_back(make_pair(l,0));
        v.push_back(make_pair(r,1));
     } 

  }
  sort(v.begin(),v.end());
  LL kanan=0,tot=0,kiri=0,cnt=0;
  for(pair<LL,LL>x:v)
  {
    if(x.second==0)
    {
      cnt++;
      if(cnt==1)kiri=x.first;
    }
    else
    {
      cnt--;
      if(cnt==0)tot+=(x.first-kiri+1);
    }
  }
  cout<<tot<<endl;
}

Compilation message

strange_device.cpp: In function 'int main()':
strange_device.cpp:52:6: warning: unused variable 'kanan' [-Wunused-variable]
   52 |   LL kanan=0,tot=0,kiri=0,cnt=0;
      |      ^~~~~

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 11 ms 908 KB Output is correct
3 Correct 11 ms 936 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 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 0 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 11 ms 880 KB Output is correct
17 Correct 123 ms 4624 KB Output is correct
18 Correct 0 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 Incorrect 0 ms 212 KB Output isn't correct
3 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 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 797 ms 33224 KB Output is correct

Subtask #4
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1123 ms 33196 KB Output is correct
3 Correct 1108 ms 33200 KB Output is correct
4 Correct 1075 ms 33248 KB Output is correct

Subtask #5
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1123 ms 33196 KB Output is correct
3 Correct 1108 ms 33200 KB Output is correct
4 Correct 1075 ms 33248 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 1198 ms 33236 KB Output is correct
7 Correct 1076 ms 33328 KB Output is correct
8 Correct 1091 ms 33364 KB Output is correct
9 Correct 1174 ms 33224 KB Output is correct

Subtask #6
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1123 ms 33196 KB Output is correct
3 Correct 1108 ms 33200 KB Output is correct
4 Correct 1075 ms 33248 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 104 ms 4408 KB Output is correct
7 Correct 105 ms 4464 KB Output is correct
8 Correct 105 ms 4432 KB Output is correct
9 Correct 112 ms 4480 KB Output is correct
10 Correct 102 ms 4496 KB Output is correct
11 Correct 104 ms 4520 KB Output is correct
12 Correct 122 ms 4408 KB Output is correct
13 Correct 109 ms 4460 KB Output is correct
14 Correct 105 ms 4460 KB Output is correct
15 Correct 109 ms 4408 KB Output is correct
16 Correct 108 ms 4468 KB Output is correct
17 Correct 104 ms 4484 KB Output is correct
18 Correct 1128 ms 33364 KB Output is correct
19 Correct 1056 ms 33192 KB Output is correct
20 Correct 1183 ms 33240 KB Output is correct
21 Correct 132 ms 4408 KB Output is correct
22 Correct 100 ms 4456 KB Output is correct
23 Correct 338 ms 16832 KB Output is correct

Subtask #7
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 110 ms 4516 KB Output is correct
3 Correct 110 ms 4480 KB Output is correct
4 Correct 1239 ms 33248 KB Output is correct
5 Correct 116 ms 4448 KB Output is correct
6 Correct 114 ms 4520 KB Output is correct
7 Correct 108 ms 4500 KB Output is correct
8 Correct 109 ms 4408 KB Output is correct
9 Correct 115 ms 4468 KB Output is correct
10 Correct 113 ms 4404 KB Output is correct
11 Correct 108 ms 4412 KB Output is correct
12 Correct 105 ms 4504 KB Output is correct
13 Correct 120 ms 4476 KB Output is correct
14 Correct 1151 ms 33244 KB Output is correct
15 Correct 109 ms 4408 KB Output is correct
16 Correct 1098 ms 33160 KB Output is correct
17 Correct 1320 ms 33332 KB Output is correct
18 Correct 0 ms 212 KB Output is correct

Subtask #8
0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 11 ms 908 KB Output is correct
3 Correct 11 ms 936 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 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 0 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 11 ms 880 KB Output is correct
17 Correct 123 ms 4624 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Incorrect 0 ms 212 KB Output isn't correct
21 Halted 0 ms 0 KB -