제출 #528286

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
528286	2022-02-19 19:36:18	Olympia	Fancy Fence (CEOI20_fancyfence)	C++17	100 / 100	375 ms	32372 KiB

fancyfence

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#include <cmath>
#include <cassert>
#include <iostream>
#include <set>
#include <climits>
#include <algorithm>
#include <vector>
#include <iomanip>
#include <type_traits>
#include <string>
#include <queue>
#include <map>
#include <stack>
#pragma GCC target ("avx2")
#pragma GCC optimization ("O3")
#pragma GCC optimization ("unroll-loops")
#pragma GCC optimization ("Ofast")
using namespace std;
int M = 1e9 + 7;
struct modint {
    modint() : n(0) {}
    template<class T>
    modint(T n) {
        n %= M;
        if (n < 0) n += M;
        this->n = n;
    }
 
 
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컴파일 시 표준 에러 (stderr) 메시지

fancyfence.cpp:16: warning: ignoring '#pragma GCC optimization' [-Wunknown-pragmas]
   16 | #pragma GCC optimization ("O3")
      | 
fancyfence.cpp:17: warning: ignoring '#pragma GCC optimization' [-Wunknown-pragmas]
   17 | #pragma GCC optimization ("unroll-loops")
      | 
fancyfence.cpp:18: warning: ignoring '#pragma GCC optimization' [-Wunknown-pragmas]
   18 | #pragma GCC optimization ("Ofast")
      | 
fancyfence.cpp: In member function 'void SparseTable::init()':
fancyfence.cpp:117:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  117 |         for (int i = 0; i < dp.size(); i++) {
      |                         ~~^~~~~~~~~~~
fancyfence.cpp:122:31: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  122 |             for (int i = 0; i < dp.size(); i++) {
      |                             ~~^~~~~~~~~~~

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