Submission #421819

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
421819	2021-06-09 12:37:21	shenxy	Food Court (JOI21_foodcourt)	C++11	68 / 100	1075 ms	52928 KiB

foodcourt

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#include <cstdio>
#include <algorithm>
#include <vector>
#define m (s+e)/2
using namespace std;
typedef pair<int, int> ii;
int N, M, Q, T[250001], L[250001], R[250001], C[250001], ans[250001];
long long K[250001];
struct seg {
  int s, e;
  long long lazy, v;
  seg *l, *r;
  seg(int _s, int _e) {
    s = _s, e = _e;
    lazy = 0;
    v = 0;
    if (s != e) {
      l = new seg(s, m);
      r = new seg(m + 1, e);
    }
  }
  void prop() {
    if (lazy) {
      v += lazy;
      if (s != e) {
        l -> lazy += lazy;
        r -> lazy += lazy;
      }
      lazy = 0;
    }
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

foodcourt.cpp: In function 'int main()':
foodcourt.cpp:56:7: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   56 |  scanf("%d %d %d", &N, &M, &Q);
      |  ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
foodcourt.cpp:61:8: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   61 |   scanf("%d", &T[i]);
      |   ~~~~~^~~~~~~~~~~~~
foodcourt.cpp:62:23: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   62 |   if (T[i] == 1) scanf("%d %d %d %lld", &L[i], &R[i], &C[i], &K[i]);
      |                  ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
foodcourt.cpp:63:28: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   63 |   else if (T[i] == 2) scanf("%d %d %lld", &L[i], &R[i], &K[i]);
      |                       ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
foodcourt.cpp:64:13: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   64 |   else scanf("%d %lld", &L[i], &K[i]), R[i] = L[i];
      |        ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 2 / 2
• Subtask 2: 5 / 5
• Subtask 3: 7 / 7
• Subtask 4: 0 / 21
• Subtask 5: 15 / 15
• Subtask 6: 13 / 13
• Subtask 7: 26 / 26
• Subtask 8: 0 / 11