static int maxPrefix ( String s , String t ) {
  int count = 0 ;
  for ( int i = 0 ;
  i < t . length ( ) ;
  i ++ ) {
    if ( count == s . length ( ) ) break ;
    if ( t . charAt ( i ) == s . charAt ( count ) ) count ++ ;
  }
  return count ;
}

static int maxPrefix ( String s , String t ) { int count = 0 ; for ( int i = 0 ; i < t . length ( ) ; i ++ ) { if ( count == s . length ( ) ) break ; if ( t . charAt ( i ) == s . charAt ( count ) ) count ++ ; } return count ; }
(method_declaration (modifiers) type: (integral_type) name: (identifier) parameters: (formal_parameters (formal_parameter type: (type_identifier) name: (identifier)) (formal_parameter type: (type_identifier) name: (identifier))) body: (block (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (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: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list))) update: (update_expression (identifier)) body: (block (if_statement condition: (parenthesized_expression (binary_expression left: (identifier) right: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list)))) consequence: (break_statement)) (if_statement condition: (parenthesized_expression (binary_expression left: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier))) right: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier))))) consequence: (expression_statement (update_expression (identifier)))))) (return_statement (identifier))))