Example 1
Example 2
Example 3
1 <= expression.length <= 2000There are no leading or trailing spaces in expression.All tokens are separated by a single space in expression.The answer and all intermediate calculations of that answer are guaranteed to fit in a 32-bit integer.The expression is guaranteed to be legal and evaluate to an integer.Example 1
Example 2
Example 3
1 <= expression.length <= 2000There are no leading or trailing spaces in expression.All tokens are separated by a single space in expression.The answer and all intermediate calculations of that answer are guaranteed to fit in a 32-bit integer.The expression is guaranteed to be legal and evaluate to an integer.