제출 #28447

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
28447		not good but never sad (#68)	1-Color Coloring (FXCUP2_coloring)	C++98	0 / 1	0 ms	1176 KiB

coloring

#include "coloring.h"
#include <vector>
using namespace std;

void ColoringSame(int N) {
	vector<int> lf;
	for (int i=2;i<=N;i++) lf.push_back(i);

	int last = 1;
	vector<int> see;
	int att = 200;
	for (int k=2;k<N;k++){
		int l = 0, r = lf.size();
		if (att - 7 < 0) break;
		while (l + 1 < r){
			int m = (l + r) / 2;
			att--;
			if (att < 0) break;
			for (int i=l;i<m;i++) Color(lf[i]);
			if (GetColor(last)) l = m;
			else r = m;
		}
		if (att < 0) break;
		see.push_back(lf[l]);
		last = lf[l];
		lf.erase(lf.begin()+l);
	}

	lf.insert(lf.begin(),1);
	for (int i=0;i<lf.size();i++){
		for (int j=0;j<lf.size();j++) Color(lf[j]);
	}
	while (!see.empty()){
		Color(see.back());
		see.pop_back();
	}
}

컴파일 시 표준 에러 (stderr) 메시지

coloring.cpp: In function 'void ColoringSame(int)':
coloring.cpp:30:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for (int i=0;i<lf.size();i++){
                ^
coloring.cpp:31:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for (int j=0;j<lf.size();j++) Color(lf[j]);
                 ^

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