제출 #1061042

#제출 시각아이디문제언어결과실행 시간메모리
1061042boyliguanhanMountains (IOI17_mountains)C++17
0 / 100
1 ms420 KiB
#include "mountains.h"
#include<algorithm>
int maximum_deevs(std::vector<int> y) {
    y.push_back(1e9+1);
    y.insert(y.begin(),1e9+1);
    int ans=0;
    y.erase(unique(y.begin(),y.end()),y.end());
    for(int i=1;i<y.size()-1;i++)
        if(y[i]<y[i+1]&&y[i]<y[i-1])
            ans++;
    return ans;
}

컴파일 시 표준 에러 (stderr) 메시지

mountains.cpp: In function 'int maximum_deevs(std::vector<int>)':
mountains.cpp:8:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
    8 |     for(int i=1;i<y.size()-1;i++)
      |                 ~^~~~~~~~~~~
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