제출 #126531

실행 실패 (제출 코드 컴파일 에러)

Main.cpp:1:7: error: expected nested-name-specifier before ‘var’
    1 | using var R = new StreamReader(Console.OpenStandardInput());
      |       ^~~
Main.cpp:2:7: error: expected nested-name-specifier before ‘var’
    2 | using var W = new StreamWriter(Console.OpenStandardOutput());
      |       ^~~
Main.cpp:3:9: error: expected primary-expression before ‘int’
    3 | int t = int.Parse(R.ReadLine()), ans = 0;
      |         ^~~
Main.cpp:4:1: error: expected unqualified-id before ‘for’
    4 | for (int i = 1; i < 10; i++)
      | ^~~
Main.cpp:4:17: error: ‘i’ does not name a type
    4 | for (int i = 1; i < 10; i++)
      |                 ^
Main.cpp:4:25: error: ‘i’ does not name a type
    4 | for (int i = 1; i < 10; i++)
      |                         ^
Main.cpp:6:1: error: ‘W’ does not name a type
    6 | W.Write(ans);
      | ^