Python算術運算符實例詳解
更新時間:2017年05月31日 15:53:36 投稿:lqh
這篇文章主要介紹了Python算術運算符實例詳解的相關資料,需要的朋友可以參考下
Python算術運算符
以下假設變量a為10,變量b為20:
| 運算符 | 描述 | 實例 |
|---|---|---|
| + | 加 - 兩個對象相加 | a + b 輸出結(jié)果 30 |
| - | 減 - 得到負數(shù)或是一個數(shù)減去另一個數(shù) | a - b 輸出結(jié)果 -10 |
| * | 乘 - 兩個數(shù)相乘或是返回一個被重復若干次的字符串 | a * b 輸出結(jié)果 200 |
| / | 除 - x除以y | b / a 輸出結(jié)果 2 |
| % | 取模 - 返回除法的余數(shù) | b % a 輸出結(jié)果 0 |
| ** | 冪 - 返回x的y次冪 | a**b 輸出結(jié)果 20 |
| // | 取整除 - 返回商的整數(shù)部分 | 9//2 輸出結(jié)果 4 , 9.0//2.0 輸出結(jié)果 4.0 |
以下實例演示了Python所有算術運算符的操作:
#!/usr/bin/python a = 21 b = 10 c = 0 c = a + b print "Line 1 - Value of c is ", c c = a - b print "Line 2 - Value of c is ", c c = a * b print "Line 3 - Value of c is ", c c = a / b print "Line 4 - Value of c is ", c c = a % b print "Line 5 - Value of c is ", c a = 2 b = 3 c = a**b print "Line 6 - Value of c is ", c a = 10 b = 5 c = a//b print "Line 7 - Value of c is ", c
以上實例輸出結(jié)果:
Line 1 - Value of c is 31 Line 2 - Value of c is 11 Line 3 - Value of c is 210 Line 4 - Value of c is 2 Line 5 - Value of c is 1 Line 6 - Value of c is 8 Line 7 - Value of c is 2
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