제출 #386072

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
386072	2021-04-05 14:51:57	georgerapeanu	Fireworks (APIO16_fireworks)	C++11	100 / 100	429 ms	115436 KiB

fireworks

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#include <bits/stdc++.h>
using namespace std;
struct vodoo_list_t{
    map<long long,int> slopes;
    long long a,b;
    vodoo_list_t(){
        slopes = map<long long,int>();
        a = 0;
        b = 0;
    }
    vodoo_list_t(int length){
        slopes = map<long long,int>();
        a = 1;
        b = -length;
        slopes[0] = -1;
        slopes[length] = 2;
    }
    void merge(vodoo_list_t &other){
        for(auto it:other.slopes){
            slopes[it.first] += it.second;
        }
        this->a += other.a;
        this->b += other.b;
    }
 
 
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컴파일 시 표준 에러 (stderr) 메시지

fireworks.cpp: In member function 'void vodoo_list_t::add_length(int)':
fireworks.cpp:41:40: warning: variable 'it' set but not used [-Wunused-but-set-variable]
   41 |         map<long long,int> :: iterator it = slopes.end();
      |                                        ^~
fireworks.cpp: In function 'int main()':
fireworks.cpp:118:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  118 |     scanf("%d %d",&n,&m);
      |     ~~~~~^~~~~~~~~~~~~~~
fireworks.cpp:124:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  124 |         scanf("%d %d",&p,&c);
      |         ~~~~~^~~~~~~~~~~~~~~

• Subtask 1: 7 / 7
• Subtask 2: 19 / 19
• Subtask 3: 29 / 29
• Subtask 4: 45 / 45