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Version:
v1.6.5
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Published: Mar 23, 2021
License: MIT
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README
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Given a string s
which represents an expression, evaluate this expression and return its value.
The integer division should truncate toward zero.
Example 1:
Input: s = "3+2*2"
Output: 7
Example 2:
Input: s = " 3/2 "
Output: 1
Example 3:
Input: s = " 3+5 / 2 "
Output: 5
Constraints:
1 <= s.length <= 3 * 105
s
consists of integers and operators ('+', '-', '*', '/')
separated by some number of spaces.
s
represents a valid expression.
- All the integers in the expression are non-negative integers in the range
[0, 231 - 1]
.
- The answer is guaranteed to fit in a 32-bit integer.
[Stack]
[String]
Similar Questions
- Basic Calculator (Hard)
- Expression Add Operators (Hard)
- Basic Calculator III (Hard)
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