제출 #166953

실행 실패 (제출 코드 컴파일 에러)

Main.cpp: In function ‘int main()’:
Main.cpp:30:22: error: ‘v’ was not declared in this scope
   30 |                 if ((v[j].second - v[i].second) * (k - i)
      |                      ^
Main.cpp:40:13: error: ‘stack’ was not declared in this scope
   40 |             stack[i]++;
      |             ^~~~~
Main.cpp:5:1: note: ‘std::stack’ is defined in header ‘<stack>’; did you forget to ‘#include <stack>’?
    4 | #include<cmath>
  +++ |+#include <stack>
    5 |