static int editDistDP ( String str1 , String str2 , int m , int n ) {
  int dp [ ] [ ] = new int [ m + 1 ] [ n + 1 ] ;
  for ( int i = 0 ;
  i <= m ;
  i ++ ) {
    for ( int j = 0 ;
    j <= n ;
    j ++ ) {
      if ( i == 0 ) dp [ i ] [ j ] = j ;
      else if ( j == 0 ) dp [ i ] [ j ] = i ;
      else if ( str1 . charAt ( i - 1 ) == str2 . charAt ( j - 1 ) ) dp [ i ] [ j ] = dp [ i - 1 ] [ j - 1 ] ;
      else dp [ i ] [ j ] = 1 + min ( dp [ i ] [ j - 1 ] , dp [ i - 1 ] [ j ] , dp [ i - 1 ] [ j - 1 ] ) ;
    }
  }
  return dp [ m ] [ n ] ;
}

static int editDistDP ( String str1 , String str2 , int m , int n ) { int dp [ ] [ ] = new int [ m + 1 ] [ n + 1 ] ; for ( int i = 0 ; i <= m ; i ++ ) { for ( int j = 0 ; j <= n ; j ++ ) { if ( i == 0 ) dp [ i ] [ j ] = j ; else if ( j == 0 ) dp [ i ] [ j ] = i ; else if ( str1 . charAt ( i - 1 ) == str2 . charAt ( j - 1 ) ) dp [ i ] [ j ] = dp [ i - 1 ] [ j - 1 ] ; else dp [ i ] [ j ] = 1 + min ( dp [ i ] [ j - 1 ] , dp [ i - 1 ] [ j ] , dp [ i - 1 ] [ j - 1 ] ) ; } } return dp [ m ] [ n ] ; }
(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)) (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) dimensions: (dimensions) value: (array_creation_expression type: (integral_type) dimensions: (dimensions_expr (binary_expression left: (identifier) right: (decimal_integer_literal))) dimensions: (dimensions_expr (binary_expression left: (identifier) 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: (block (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: (block (if_statement condition: (parenthesized_expression (binary_expression left: (identifier) right: (decimal_integer_literal))) consequence: (expression_statement (assignment_expression left: (array_access array: (array_access array: (identifier) index: (identifier)) index: (identifier)) right: (identifier))) alternative: (if_statement condition: (parenthesized_expression (binary_expression left: (identifier) right: (decimal_integer_literal))) consequence: (expression_statement (assignment_expression left: (array_access array: (array_access array: (identifier) index: (identifier)) index: (identifier)) right: (identifier))) alternative: (if_statement condition: (parenthesized_expression (binary_expression left: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (binary_expression left: (identifier) right: (decimal_integer_literal)))) right: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (binary_expression left: (identifier) right: (decimal_integer_literal)))))) consequence: (expression_statement (assignment_expression left: (array_access array: (array_access array: (identifier) index: (identifier)) index: (identifier)) right: (array_access array: (array_access array: (identifier) index: (binary_expression left: (identifier) right: (decimal_integer_literal))) index: (binary_expression left: (identifier) right: (decimal_integer_literal))))) alternative: (expression_statement (assignment_expression left: (array_access array: (array_access array: (identifier) index: (identifier)) index: (identifier)) right: (binary_expression left: (decimal_integer_literal) right: (method_invocation name: (identifier) arguments: (argument_list (array_access array: (array_access array: (identifier) index: (identifier)) index: (binary_expression left: (identifier) right: (decimal_integer_literal))) (array_access array: (array_access array: (identifier) index: (binary_expression left: (identifier) right: (decimal_integer_literal))) index: (identifier)) (array_access array: (array_access array: (identifier) index: (binary_expression left: (identifier) right: (decimal_integer_literal))) index: (binary_expression left: (identifier) right: (decimal_integer_literal))))))))))))))) (return_statement (array_access array: (array_access array: (identifier) index: (identifier)) index: (identifier)))))