제출 #861983

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
861983	2023-10-17 10:24:01	parlimoos	Regions (IOI09_regions)	C++14	100 / 100	2715 ms	29584 KiB

regions

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#pragma GCC optimize("Ofast")
#include<bits/stdc++.h>
using namespace std;
#define pb push_back
#define lb lower_bound
#define ub upper_bound
#define endl printf("\n")
#define flush fflush(stdout)
#define pp pop_back
#define pr printf
#define sc scanf
#define debug(x) pr("%s , %i\n" , #x , x)
#define bg begin
#define arr(x) array<int , (x)>
typedef long long ll;
typedef pair<int , int> pii;
typedef long double ld;
const ll MOD = int(1e9) + 7;
const int root = 450;
const int inroot = 200000 / root + 1;
ll Sum(ll a , ll b){
  ll res = a + b;
  if(res > MOD) return (res - MOD);
  if(res < 0) return (res + MOD);
  return res;
}
ll Mul(ll a , ll b){
  return (a * b) % MOD;
 
 
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컴파일 시 표준 에러 (stderr) 메시지

regions.cpp: In function 'int main()':
regions.cpp:101:4: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
  101 |  sc("%i%i%i" , &n , &r , &q);
      |    ^
regions.cpp:103:4: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
  103 |  sc("%i" , &d);
      |    ^
regions.cpp:108:5: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
  108 |   sc("%i%i" , &p , &d);
      |     ^
regions.cpp:118:5: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
  118 |   sc("%i%i" , &a , &b);
      |     ^

• Subtask 1: 15 / 15
• Subtask 2: 85 / 85