Submission #388721

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
388721	2021-04-12 16:44:54	georgerapeanu	Food Court (JOI21_foodcourt)	C++11	100 / 100	881 ms	221028 KiB

foodcourt

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#include <cstdio>
#include <deque>
#include <vector>
#include <algorithm>
using namespace std;
class SegmentTree{
    struct node_t{
        long long a,b;///LEAVE a, JOIN b
        node_t operator + (const node_t &other)const{
            node_t ans;
            ans = *this;
            ans.b -= other.a;
            if(ans.b < 0){
                ans.a -= ans.b;
                ans.b = 0;
            }
            ans.b += other.b;
            return ans;
        }
        node_t(){
            a = b = 0;
        }
        node_t(long long a,long long b){
            this->a = a;
            this->b = b;
 
 
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Compilation message (stderr)

foodcourt.cpp: In function 'int i32()':
foodcourt.cpp:254:18: warning: ignoring return value of 'size_t fread(void*, size_t, size_t, FILE*)', declared with attribute warn_unused_result [-Wunused-result]
  254 |             fread(buff,1,LEN,stdin);
      |             ~~~~~^~~~~~~~~~~~~~~~~~
foodcourt.cpp:262:18: warning: ignoring return value of 'size_t fread(void*, size_t, size_t, FILE*)', declared with attribute warn_unused_result [-Wunused-result]
  262 |             fread(buff,1,LEN,stdin);
      |             ~~~~~^~~~~~~~~~~~~~~~~~
foodcourt.cpp: In function 'long long int i64()':
foodcourt.cpp:275:18: warning: ignoring return value of 'size_t fread(void*, size_t, size_t, FILE*)', declared with attribute warn_unused_result [-Wunused-result]
  275 |             fread(buff,1,LEN,stdin);
      |             ~~~~~^~~~~~~~~~~~~~~~~~
foodcourt.cpp:283:18: warning: ignoring return value of 'size_t fread(void*, size_t, size_t, FILE*)', declared with attribute warn_unused_result [-Wunused-result]
  283 |             fread(buff,1,LEN,stdin);
      |             ~~~~~^~~~~~~~~~~~~~~~~~

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