제출 #143863

실행 실패 (제출 코드 컴파일 에러)

Main.cpp: In function ‘long long int C(long long int)’:
Main.cpp:5:7: error: ‘r’ was not declared in this scope
    5 |   if (r > n - r) r = n - r;
      |       ^
Main.cpp:7:24: error: ‘r’ was not declared in this scope
    7 |   for (int i = 1; i <= r; i++) {
      |                        ^
Main.cpp: In function ‘int main()’:
Main.cpp:27:14: error: too many arguments to function ‘long long int C(long long int)’
   27 |     cout << C(a, b);
      |             ~^~~~~~
Main.cpp:4:11: note: declared here
    4 | long long C(long long n) {
      |           ^