제출 #39539

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
39539	2018-01-16 10:02:41	14kg	역사적 조사 (JOI14_historical)	C++11	40 / 100	4000 ms	15328 KiB

historic

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#include <stdio.h>
#include <algorithm>
#include <set>
#include <map>
#define N 100001
#define NN 262144
#define SQ 300
#define max2(x,y) (x>y?x:y)
using namespace std;
typedef pair<pair<int, int>, int> ppi;
int n, q_len, M_len, nn, in[N], Md[N];
long long tree[NN], out[N];
ppi Q[N];
set<int> S;
map<int, int> M;
bool cmp(ppi x, ppi y) {
  pair<int,int> tx = { x.first.first / SQ,x.first.second / SQ };
  pair<int,int> ty = { y.first.first / SQ,y.first.second / SQ };
  return x < y;
}
void Push(int x, long long num) {
  int temp;
  tree[nn + x - 1] += num;
  for (int lev = (nn + x - 1) / 2; lev; lev /= 2) {
    temp = tree[lev];
    tree[lev] = max2(tree[lev * 2], tree[lev * 2 + 1]);
    if (temp == tree[lev]) break;
  }
 
 
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컴파일 시 표준 에러 (stderr) 메시지

historic.cpp: In function 'bool cmp(ppi, ppi)':
historic.cpp:19:16: warning: variable 'tx' set but not used [-Wunused-but-set-variable]
  pair<int,int> tx = { x.first.first / SQ,x.first.second / SQ };
                ^
historic.cpp:20:16: warning: variable 'ty' set but not used [-Wunused-but-set-variable]
  pair<int,int> ty = { y.first.first / SQ,y.first.second / SQ };
                ^
historic.cpp: In function 'int main()':
historic.cpp:33:28: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d %d", &n, &q_len);
                            ^
historic.cpp:34:67: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  for (int i = 1; i <= n; i++) scanf("%d", &in[i]), S.insert(in[i]);
                                                                   ^
historic.cpp:40:56: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d %d", &Q[i].first.first, &Q[i].first.second);
                                                        ^

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• Subtask 2: 10 / 10
• Subtask 3: 25 / 25
• Subtask 4: 0 / 60