제출 #415848

#제출 시각아이디문제언어결과실행 시간메모리
415848TLP39Martian DNA (IOI16_dna)C++14
100 / 100
14 ms424 KiB
#include "dna.h" #include <cstdlib> #include<bits/stdc++.h> using namespace std; int n; string s,v; int l; void to_length(int x) { while(s.size()<x) { s.push_back('1'); } while(s.size()>x) { s.pop_back(); } } void subs(int x) { int temp=v.size(); while(temp<x) { v.append(s,temp,1); temp++; } while(temp>x) { v.pop_back(); temp--; } } void find_length() { int hi=n,low=0,av; while(hi>low) { av=(hi+low+1)>>1; to_length(av); if(make_test(s)) low=av; else hi=av-1; } l=hi; } string analyse(int N, int t) { n=N; find_length(); int cou=l,last_confirm=l; to_length(l); while(cou<=l) { s.append("0"); if(make_test(s)) { last_confirm=s.size(); cou=0; } else { s.pop_back(); s.append("1"); cou++; } } int hi=s.size(),low=last_confirm,av; while(hi>low) { av=(hi+low+1)>>1; subs(av); if(make_test(v)) low=av; else hi=av-1; } while(s.size()>hi) s.pop_back(); while(s.size()<n) { s.insert(0,"0"); if(!make_test(s)) { s.erase(0,1); s.insert(0,"1"); } } return s; }

컴파일 시 표준 에러 (stderr) 메시지

dna.cpp: In function 'void to_length(int)':
dna.cpp:12:19: warning: comparison of integer expressions of different signedness: 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   12 |     while(s.size()<x)
      |           ~~~~~~~~^~
dna.cpp:16:19: warning: comparison of integer expressions of different signedness: 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   16 |     while(s.size()>x)
      |           ~~~~~~~~^~
dna.cpp: In function 'std::string analyse(int, int)':
dna.cpp:78:19: warning: comparison of integer expressions of different signedness: 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   78 |     while(s.size()>hi) s.pop_back();
      |           ~~~~~~~~^~~
dna.cpp:79:19: warning: comparison of integer expressions of different signedness: 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   79 |     while(s.size()<n)
      |           ~~~~~~~~^~
grader.cpp: In function 'bool make_test(std::string)':
grader.cpp:14:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   14 |  for (int i = 0; i < p.size(); i++) {
      |                  ~~^~~~~~~~~~
grader.cpp:23:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   23 |  for (int i = 1; i <= ss.size(); i++) {
      |                  ~~^~~~~~~~~~~~
grader.cpp:28:13: warning: comparison of integer expressions of different signedness: '__gnu_cxx::__alloc_traits<std::allocator<int>, int>::value_type' {aka 'int'} and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   28 |   if (pr[i] == p.size()) {
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