give stre num contain digits integer target return possibility insert binary operators andor digits num resultant expression evaluate target valuenote operand return expression contain lead zero Example 1input num 123 target 6output 123123explanation both 123 123 evaluate 6example 2input num 232 target 8output 232232explanation both 232 232 evaluate 8example 3input num 3456237490 target 9191output Explanation there expression create 3456237490 evaluate 9191 Constraints1 numlength 10num consist digits231 target 231 1