static void f ( int b , char c ) {
  int a = s . nextInt ( ) - 1 ;
  for ( int i = 0 ;
  i < a ;
  ++ i ) f [ i / 50 * 2 + b ] [ i % 50 * 2 ] = c ;
}

static void f ( int b , char c ) { int a = s . nextInt ( ) - 1 ; for ( int i = 0 ; i < a ; ++ i ) f [ i / 50 * 2 + b ] [ i % 50 * 2 ] = c ; }
(method_declaration (modifiers) type: (void_type) name: (identifier) parameters: (formal_parameters (formal_parameter type: (integral_type) name: (identifier)) (formal_parameter type: (integral_type) name: (identifier))) body: (block (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (binary_expression left: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list)) right: (decimal_integer_literal)))) (for_statement init: (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal))) condition: (binary_expression left: (identifier) right: (identifier)) update: (update_expression (identifier)) body: (expression_statement (assignment_expression left: (array_access array: (array_access array: (identifier) index: (binary_expression left: (binary_expression left: (binary_expression left: (identifier) right: (decimal_integer_literal)) right: (decimal_integer_literal)) right: (identifier))) index: (binary_expression left: (binary_expression left: (identifier) right: (decimal_integer_literal)) right: (decimal_integer_literal))) right: (identifier))))))