제출 #29839

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
29839	2017-07-21 08:19:07	rondojim	케이크 (CEOI14_cake)	C++14	100 / 100	886 ms	17648 KiB

cake

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#include "bits/stdc++.h"
#define MAXN 500009
#define INF 1000000007
#define mp(x,y) make_pair(x,y)
#define all(v) v.begin(),v.end()
#define pb(x) push_back(x)
#define wr cout<<"----------------"<<endl;
#define ppb() pop_back()
#define tr(ii,c) for(__typeof((c).begin()) ii=(c).begin();ii!=(c).end();ii++)
#define ff first
#define ss second
#define my_little_dodge 46
#define debug(x)  cerr<< #x <<" = "<< x<<endl;
#define left cep
#define right sag
using namespace std;
 
typedef long long ll;
typedef pair<int,int> PII;
template<class T>bool umin(T& a,T b){if(a>b){a=b;return 1;}return 0;}
template<class T>bool umax(T& a,T b){if(a<b){a=b;return 1;}return 0;}
int n,a,arr[MAXN],p[MAXN],s[MAXN<<2],F[MAXN*2];
void update(int p,int v,int nd,int x,int y){
  if(x==y){
    s[nd]=v;
    return;
  }
  int mid=(x+y)>>1;
  if(p<=mid)
    update(p,v,nd<<1,x,mid);
 
 
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컴파일 시 표준 에러 (stderr) 메시지

cake.cpp: In function 'int main()':
cake.cpp:87:21: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d%d",&n,&a);
                     ^
cake.cpp:90:17: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d",&x);
                 ^
cake.cpp:96:16: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d",&q);
                ^
cake.cpp:99:18: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf(" %c",&c);
                  ^
cake.cpp:102:18: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
    scanf("%d",&x);
                  ^
cake.cpp:126:23: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
    scanf("%d%d",&x,&y);
                       ^

• Subtask 1: 15 / 15
• Subtask 2: 15 / 15
• Subtask 3: 20 / 20
• Subtask 4: 50 / 50