若有char h=' a ',;g=' f ';int a[6]={1,2,3,4,5,6};则数值为4的表达式为:A.a[g-h]B.a[4]C.a['d'-'h']D.a['h'-'c']为什么选C,
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![若有char h=' a ',;g=' f ';int a[6]={1,2,3,4,5,6};则数值为4的表达式为:A.a[g-h]B.a[4]C.a['d'-'h']D.a['h'-'c']为什么选C,](/uploads/image/z/2560258-10-8.jpg?t=%E8%8B%A5%E6%9C%89char+h%3D%27+a+%27%2C%3Bg%3D%27+f+%27%3Bint+a%5B6%5D%3D%7B1%2C2%2C3%2C4%2C5%2C6%7D%3B%E5%88%99%E6%95%B0%E5%80%BC%E4%B8%BA4%E7%9A%84%E8%A1%A8%E8%BE%BE%E5%BC%8F%E4%B8%BA%EF%BC%9AA.a%5Bg-h%5DB.a%5B4%5DC.a%5B%27d%27-%27h%27%5DD.a%5B%27h%27-%27c%27%5D%E4%B8%BA%E4%BB%80%E4%B9%88%E9%80%89C%2C)
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若有char h=' a ',;g=' f ';int a[6]={1,2,3,4,5,6};则数值为4的表达式为:A.a[g-h]B.a[4]C.a['d'-'h']D.a['h'-'c']为什么选C,
若有char h=' a ',;g=' f ';int a[6]={1,2,3,4,5,6};
则数值为4的表达式为:
A.a[g-h]
B.a[4]
C.a['d'-'h']
D.a['h'-'c']
为什么选C,
若有char h=' a ',;g=' f ';int a[6]={1,2,3,4,5,6};则数值为4的表达式为:A.a[g-h]B.a[4]C.a['d'-'h']D.a['h'-'c']为什么选C,
lz是不是写错了,如果C是a['d'-h]的话才比较有道理;
'd'代表这个字符;而h是一个变量,代表'a',此时'd'-h 就是'd'-'a'等于3;
而a[3]即为a数组的第四个元素,也就是4了