public static void main ( String [ ] args ) {
  Scanner sc = new Scanner ( System . in ) ;
  String s [ ] = sc . next ( ) . split ( "" , 0 ) ;
  int a = Integer . parseInt ( s [ 0 ] ) ;
  int b = Integer . parseInt ( s [ 1 ] ) ;
  int c = Integer . parseInt ( s [ 2 ] ) ;
  int d = Integer . parseInt ( s [ 3 ] ) ;
  if ( a + b + c + d == 7 ) System . out . println ( a + "+" + b + "+" + c + "+" + d + "=7" ) ;
  else if ( a + b + c - d == 7 ) System . out . println ( a + "+" + b + "+" + c + "-" + d + "=7" ) ;
  else if ( a + b - c + d == 7 ) System . out . println ( a + "+" + b + "-" + c + "+" + d + "=7" ) ;
  else if ( a + b - c - d == 7 ) System . out . println ( a + "+" + b + "-" + c + "-" + d + "=7" ) ;
  else if ( a - b + c + d == 7 ) System . out . println ( a + "-" + b + "+" + c + "+" + d + "=7" ) ;
  else if ( a - b + c - d == 7 ) System . out . println ( a + "-" + b + "+" + c + "-" + d + "=7" ) ;
  else if ( a - b - c + d == 7 ) System . out . println ( a + "-" + b + "-" + c + "+" + d + "=7" ) ;
  else System . out . println ( a + "-" + b + "-" + c + "-" + d + "=7" ) ;
}

public static void main ( String [ ] args ) { Scanner sc = new Scanner ( System . in ) ; String s [ ] = sc . next ( ) . split ( " " , 0 ) ; int a = Integer . parseInt ( s [ 0 ] ) ; int b = Integer . parseInt ( s [ 1 ] ) ; int c = Integer . parseInt ( s [ 2 ] ) ; int d = Integer . parseInt ( s [ 3 ] ) ; if ( a + b + c + d == 7 ) System . out . println ( a + " + " + b + " + " + c + " + " + d + " = 7" ) ; else if ( a + b + c - d == 7 ) System . out . println ( a + " + " + b + " + " + c + " - " + d + " = 7" ) ; else if ( a + b - c + d == 7 ) System . out . println ( a + " + " + b + " - " + c + " + " + d + " = 7" ) ; else if ( a + b - c - d == 7 ) System . out . println ( a + " + " + b + " - " + c + " - " + d + " = 7" ) ; else if ( a - b + c + d == 7 ) System . out . println ( a + " - " + b + " + " + c + " + " + d + " = 7" ) ; else if ( a - b + c - d == 7 ) System . out . println ( a + " - " + b + " + " + c + " - " + d + " = 7" ) ; else if ( a - b - c + d == 7 ) System . out . println ( a + " - " + b + " - " + c + " + " + d + " = 7" ) ; else System . out . println ( a + " - " + b + " - " + c + " - " + d + " = 7" ) ; }
(method_declaration (modifiers) type: (void_type) name: (identifier) parameters: (formal_parameters (formal_parameter type: (array_type element: (type_identifier) dimensions: (dimensions)) name: (identifier))) body: (block (local_variable_declaration type: (type_identifier) declarator: (variable_declarator name: (identifier) value: (object_creation_expression type: (type_identifier) arguments: (argument_list (field_access object: (identifier) field: (identifier)))))) (local_variable_declaration type: (type_identifier) declarator: (variable_declarator name: (identifier) dimensions: (dimensions) value: (method_invocation object: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list)) name: (identifier) arguments: (argument_list (string_literal) (decimal_integer_literal))))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (array_access array: (identifier) index: (decimal_integer_literal)))))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (array_access array: (identifier) index: (decimal_integer_literal)))))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (array_access array: (identifier) index: (decimal_integer_literal)))))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (array_access array: (identifier) index: (decimal_integer_literal)))))) (if_statement condition: (parenthesized_expression (binary_expression left: (binary_expression left: (binary_expression left: (binary_expression left: (identifier) right: (identifier)) right: (identifier)) right: (identifier)) right: (decimal_integer_literal))) consequence: (expression_statement (method_invocation object: (field_access object: (identifier) field: (identifier)) name: (identifier) arguments: (argument_list (binary_expression left: (binary_expression left: (binary_expression left: (binary_expression left: (binary_expression left: (binary_expression left: (binary_expression left: (identifier) right: (string_literal)) right: (identifier)) right: (string_literal)) right: (identifier)) right: (string_literal)) right: (identifier)) right: (string_literal))))) alternative: (if_statement condition: (parenthesized_expression (binary_expression left: (binary_expression left: (binary_expression left: (binary_expression left: (identifier) right: (identifier)) right: (identifier)) right: (identifier)) right: (decimal_integer_literal))) consequence: (expression_statement (method_invocation object: (field_access object: (identifier) field: (identifier)) name: (identifier) arguments: (argument_list (binary_expression left: (binary_expression left: (binary_expression left: (binary_expression left: (binary_expression left: (binary_expression left: (binary_expression left: (identifier) right: (string_literal)) right: (identifier)) right: (string_literal)) right: (identifier)) right: (string_literal)) right: (identifier)) right: (string_literal))))) alternative: (if_statement condition: (parenthesized_expression (binary_expression left: (binary_expression left: (binary_expression left: (binary_expression left: (identifier) right: (identifier)) right: (identifier)) right: (identifier)) right: (decimal_integer_literal))) consequence: (expression_statement (method_invocation object: (field_access object: (identifier) field: (identifier)) name: (identifier) arguments: (argument_list (binary_expression left: (binary_expression left: (binary_expression left: (binary_expression left: (binary_expression left: (binary_expression left: (binary_expression left: (identifier) right: (string_literal)) right: (identifier)) right: (string_literal)) right: (identifier)) right: (string_literal)) right: (identifier)) right: (string_literal))))) alternative: (if_statement condition: (parenthesized_expression (binary_expression left: (binary_expression left: (binary_expression left: (binary_expression left: (identifier) right: (identifier)) right: (identifier)) right: (identifier)) right: (decimal_integer_literal))) consequence: (expression_statement (method_invocation object: (field_access object: (identifier) field: (identifier)) name: (identifier) arguments: (argument_list (binary_expression left: (binary_expression left: (binary_expression left: (binary_expression left: (binary_expression left: (binary_expression left: (binary_expression left: (identifier) right: (string_literal)) right: (identifier)) right: (string_literal)) right: (identifier)) right: (string_literal)) right: (identifier)) right: (string_literal))))) alternative: (if_statement condition: (parenthesized_expression (binary_expression left: (binary_expression left: (binary_expression left: (binary_expression left: (identifier) right: (identifier)) right: (identifier)) right: (identifier)) right: (decimal_integer_literal))) consequence: (expression_statement (method_invocation object: (field_access object: (identifier) field: (identifier)) name: (identifier) arguments: (argument_list (binary_expression left: (binary_expression left: (binary_expression left: (binary_expression left: (binary_expression left: (binary_expression left: (binary_expression left: (identifier) right: (string_literal)) right: (identifier)) right: (string_literal)) right: (identifier)) right: (string_literal)) right: (identifier)) right: (string_literal))))) alternative: (if_statement condition: (parenthesized_expression (binary_expression left: (binary_expression left: (binary_expression left: (binary_expression left: (identifier) right: (identifier)) right: (identifier)) right: (identifier)) right: (decimal_integer_literal))) consequence: (expression_statement (method_invocation object: (field_access object: (identifier) field: (identifier)) name: (identifier) arguments: (argument_list (binary_expression left: (binary_expression left: (binary_expression left: (binary_expression left: (binary_expression left: (binary_expression left: (binary_expression left: (identifier) right: (string_literal)) right: (identifier)) right: (string_literal)) right: (identifier)) right: (string_literal)) right: (identifier)) right: (string_literal))))) alternative: (if_statement condition: (parenthesized_expression (binary_expression left: (binary_expression left: (binary_expression left: (binary_expression left: (identifier) right: (identifier)) right: (identifier)) right: (identifier)) right: (decimal_integer_literal))) consequence: (expression_statement (method_invocation object: (field_access object: (identifier) field: (identifier)) name: (identifier) arguments: (argument_list (binary_expression left: (binary_expression left: (binary_expression left: (binary_expression left: (binary_expression left: (binary_expression left: (binary_expression left: (identifier) right: (string_literal)) right: (identifier)) right: (string_literal)) right: (identifier)) right: (string_literal)) right: (identifier)) right: (string_literal))))) alternative: (expression_statement (method_invocation object: (field_access object: (identifier) field: (identifier)) name: (identifier) arguments: (argument_list (binary_expression left: (binary_expression left: (binary_expression left: (binary_expression left: (binary_expression left: (binary_expression left: (binary_expression left: (identifier) right: (string_literal)) right: (identifier)) right: (string_literal)) right: (identifier)) right: (string_literal)) right: (identifier)) right: (string_literal))))))))))))))