Language: C++

using System;
using static System.Console;
using static System.Math;
using System.IO;
using System.Collections.Generic;
namespace I_am_the_green_coder{
    class Inonoa{
        static void Main(){
            long[] md = ILongs();
            long m = md[0];
            long d = md[1];

            long ans = 0;

            for(int i=1;i<=m;i++){
                for(int j=22;j<=d;j++){
                    if(j%10!=0 && j%10!=1){
                        if((j%10)*(j/10)==i){
                            ans ++;
                        }
                    }
                }
            }
            WriteLine(ans);
        }

        static readonly long MOD = 1000000007;

        ///<summary>a_1, a_2, a_3, ...みたいなの</summary>
        static long[] ILongs(){
            string[] s = ReadLine().Split();
            long[] re = new long[s.Length];
            for(long i=0;i<s.Length;i++){
                re[i] = long.Parse(s[i]);
            }
            return re;
        }

        ///<summary>xooxoxoxxoxo...みたいなの</summary>
        static char[] IChars(){
            return ReadLine().ToCharArray();
        }

        ///<summary>n m とかをちょっとはやくかくだけ</summary>
        static string[] IStrings(){
            return ReadLine().Split();
        }

        ///<summary>n行の入力を取ったり</summary>
        static long[][] ILongLongs(long n){
            long[][] re = new long[n][];
            for(long i=0;i<n;i++){
                string[] s = ReadLine().Split();
                re[i] = new long[s.Length];
                for(long j=0;j<s.Length;j++){
                    re[i][j] = long.Parse(s[j]);
                }
            }
            return re;
        }

        ///<summary>n行の文字列を取ったり</summary>
        static char[][] ICharsChars(long n){
            char[][] re = new char[n][];
            for(long i=0;i<n;i++){
                re[i] = ReadLine().ToCharArray();
            }
            return re;
        }
    }
}


Compiler output:
a.cc:1:7: error: expected nested-name-specifier before 'System'
    1 | using System;
      |       ^~~~~~
a.cc:2:7: error: expected nested-name-specifier before 'static'
    2 | using static System.Console;
      |       ^~~~~~
a.cc:3:7: error: expected nested-name-specifier before 'static'
    3 | using static System.Math;
      |       ^~~~~~
a.cc:4:7: error: expected nested-name-specifier before 'System'
    4 | using System.IO;
      |       ^~~~~~
a.cc:5:7: error: expected nested-name-specifier before 'System'
    5 | using System.Collections.Generic;
      |       ^~~~~~
a.cc:27:16: error: 'readonly' does not name a type
   27 |         static readonly long MOD = 1000000007;
      |                ^~~~~~~~
a.cc:30:20: error: expected unqualified-id before '[' token
   30 |         static long[] ILongs(){
      |                    ^
a.cc:40:20: error: expected unqualified-id before '[' token
   40 |         static char[] IChars(){
      |                    ^
a.cc:45:16: error: 'string' does not name a type
   45 |         static string[] IStrings(){
      |                ^~~~~~
a.cc:50:20: error: expected unqualified-id before '[' token
   50 |         static long[][] ILongLongs(long n){
      |                    ^
a.cc:63:20: error: expected unqualified-id before '[' token
   63 |         static char[][] ICharsChars(long n){
      |                    ^
a.cc:70:6: error: expected ';' after class definition
   70 |     }
      |      ^
      |      ;
a.cc: In static member function 'static void I_am_the_green_coder::Inonoa::Main()':
a.cc:9:17: error: structured binding declaration cannot have type 'long int'
    9 |             long[] md = ILongs();
      |                 ^~
a.cc:9:17: note: type must be cv-qualified 'auto' or reference to cv-qualified 'auto'
a.cc:9:17: error: empty structured binding declaration
a.cc:9:20: error: expected initializer before 'md'
    9 |             long[] md = ILongs();
      |                    ^~
a.cc:10:22: error: 'md' was not declared in this scope; did you mean 'm'?
   10 |             long m = md[0];
      |                      ^~
      |                      m
a.cc:24:13: error: 'WriteLine' was not declared in this scope
   24 |             WriteLine(ans);
      |             ^~~~~~~~~