写出下面表达式a的值,设a和n都已定义为整形变量,且a=12,n=5,求(1)A+=N(2)A*=N+3(3)A%=(N%=N)(4)A-=2+N(5)A/=A+N(6)A+=A-=A*=N
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![写出下面表达式a的值,设a和n都已定义为整形变量,且a=12,n=5,求(1)A+=N(2)A*=N+3(3)A%=(N%=N)(4)A-=2+N(5)A/=A+N(6)A+=A-=A*=N](/uploads/image/z/955759-31-9.jpg?t=%E5%86%99%E5%87%BA%E4%B8%8B%E9%9D%A2%E8%A1%A8%E8%BE%BE%E5%BC%8Fa%E7%9A%84%E5%80%BC%2C%E8%AE%BEa%E5%92%8Cn%E9%83%BD%E5%B7%B2%E5%AE%9A%E4%B9%89%E4%B8%BA%E6%95%B4%E5%BD%A2%E5%8F%98%E9%87%8F%2C%E4%B8%94a%3D12%2Cn%3D5%2C%E6%B1%82%EF%BC%881%EF%BC%89A%2B%3DN%EF%BC%882%EF%BC%89A%2A%3DN%2B3%EF%BC%883%EF%BC%89A%25%3D%EF%BC%88N%25%3DN%EF%BC%89%EF%BC%884%EF%BC%89A-%3D2%2BN%EF%BC%885%EF%BC%89A%2F%3DA%2BN%EF%BC%886%EF%BC%89A%2B%3DA-%3DA%2A%3DN)
写出下面表达式a的值,设a和n都已定义为整形变量,且a=12,n=5,求(1)A+=N(2)A*=N+3(3)A%=(N%=N)(4)A-=2+N(5)A/=A+N(6)A+=A-=A*=N
写出下面表达式a的值,设a和n都已定义为整形变量,且a=12,n=5,
求(1)A+=N
(2)A*=N+3
(3)A%=(N%=N)
(4)A-=2+N
(5)A/=A+N
(6)A+=A-=A*=N
写出下面表达式a的值,设a和n都已定义为整形变量,且a=12,n=5,求(1)A+=N(2)A*=N+3(3)A%=(N%=N)(4)A-=2+N(5)A/=A+N(6)A+=A-=A*=N
1,a=17
2,a=63
3,(n%=n)=0,所以a%0是个错误的表达式.
4,a=15
5,a=6
6,a=-36
17
96
出异常(n%=n)=0,所以a%0会出异常
5
0
-36
注意带=号的运算符都是优先级最低的,多个等号时从右向左运算