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Submission #979893

# Submission time Handle Problem Language Result Execution time Memory
979893 2024-05-11T14:59:07 Z pera Foehn Phenomena (JOI17_foehn_phenomena) C++17
100 / 100
 444 ms 13176 KB 
#include<bits/stdc++.h>
#define int long long
using namespace std;
const int N = 2e5 + 1;
main(){
   int n , q , S , T , sum = 0;
   cin >> n >> q >> S >> T;
   vector<int> A(n + 1) , d(n + 1);
   auto value = [&](int x){
     return -d[x] * (d[x] > 0 ? S : T); 
   };
   for(int i = 0;i <= n;i ++){
      cin >> A[i];
      if(i > 0){
         d[i] = A[i] - A[i - 1];
         sum += value(i);
      }
   }
   while(q--){
      int l , r , x;
      cin >> l >> r >> x;
      sum -= value(l);
      d[l] += x;
      sum += value(l);
      if(r < n){
         sum -= value(r + 1);
         d[r + 1] -= x; 
         sum += value(r + 1);
      }
      cout << sum << endl;
   }
}

Compilation message

foehn_phenomena.cpp:5:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
    5 | main(){
      | ^~~~

Subtask #1
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 344 KB Output is correct
2 Correct 5 ms 348 KB Output is correct
3 Correct 6 ms 600 KB Output is correct
4 Correct 5 ms 348 KB Output is correct
5 Correct 5 ms 348 KB Output is correct
6 Correct 5 ms 348 KB Output is correct
7 Correct 4 ms 348 KB Output is correct
8 Correct 5 ms 344 KB Output is correct
9 Correct 5 ms 348 KB Output is correct
10 Correct 4 ms 516 KB Output is correct
11 Correct 4 ms 348 KB Output is correct
12 Correct 5 ms 348 KB Output is correct
13 Correct 4 ms 344 KB Output is correct
14 Correct 5 ms 348 KB Output is correct
15 Correct 6 ms 348 KB Output is correct
16 Correct 4 ms 348 KB Output is correct
17 Correct 4 ms 348 KB Output is correct
18 Correct 4 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 600 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 420 ms 4896 KB Output is correct
2 Correct 436 ms 11084 KB Output is correct
3 Correct 426 ms 11596 KB Output is correct
4 Correct 423 ms 10848 KB Output is correct
5 Correct 442 ms 12064 KB Output is correct
6 Correct 408 ms 11276 KB Output is correct
7 Correct 408 ms 11104 KB Output is correct
8 Correct 438 ms 11848 KB Output is correct
9 Correct 434 ms 12116 KB Output is correct
10 Correct 425 ms 10832 KB Output is correct
11 Correct 444 ms 11164 KB Output is correct
12 Correct 406 ms 11804 KB Output is correct
13 Correct 399 ms 11856 KB Output is correct

Subtask #3
60.0 / 60.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 344 KB Output is correct
2 Correct 5 ms 348 KB Output is correct
3 Correct 6 ms 600 KB Output is correct
4 Correct 5 ms 348 KB Output is correct
5 Correct 5 ms 348 KB Output is correct
6 Correct 5 ms 348 KB Output is correct
7 Correct 4 ms 348 KB Output is correct
8 Correct 5 ms 344 KB Output is correct
9 Correct 5 ms 348 KB Output is correct
10 Correct 4 ms 516 KB Output is correct
11 Correct 4 ms 348 KB Output is correct
12 Correct 5 ms 348 KB Output is correct
13 Correct 4 ms 344 KB Output is correct
14 Correct 5 ms 348 KB Output is correct
15 Correct 6 ms 348 KB Output is correct
16 Correct 4 ms 348 KB Output is correct
17 Correct 4 ms 348 KB Output is correct
18 Correct 4 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 600 KB Output is correct
22 Correct 420 ms 4896 KB Output is correct
23 Correct 436 ms 11084 KB Output is correct
24 Correct 426 ms 11596 KB Output is correct
25 Correct 423 ms 10848 KB Output is correct
26 Correct 442 ms 12064 KB Output is correct
27 Correct 408 ms 11276 KB Output is correct
28 Correct 408 ms 11104 KB Output is correct
29 Correct 438 ms 11848 KB Output is correct
30 Correct 434 ms 12116 KB Output is correct
31 Correct 425 ms 10832 KB Output is correct
32 Correct 444 ms 11164 KB Output is correct
33 Correct 406 ms 11804 KB Output is correct
34 Correct 399 ms 11856 KB Output is correct
35 Correct 430 ms 10532 KB Output is correct
36 Correct 426 ms 12136 KB Output is correct
37 Correct 429 ms 12624 KB Output is correct
38 Correct 442 ms 12672 KB Output is correct
39 Correct 428 ms 12448 KB Output is correct
40 Correct 425 ms 12372 KB Output is correct
41 Correct 432 ms 12360 KB Output is correct
42 Correct 438 ms 12420 KB Output is correct
43 Correct 427 ms 11540 KB Output is correct
44 Correct 422 ms 12064 KB Output is correct
45 Correct 424 ms 12008 KB Output is correct
46 Correct 443 ms 13176 KB Output is correct
47 Correct 416 ms 11980 KB Output is correct
48 Correct 417 ms 11600 KB Output is correct
49 Correct 437 ms 10832 KB Output is correct
50 Correct 405 ms 11576 KB Output is correct
51 Correct 443 ms 11860 KB Output is correct
52 Correct 404 ms 11716 KB Output is correct