作业帮已知int a[] = {1,2,3,4,5,6,7,8,9,10,11,12},*p = a+2;,则值为3的表达式是_31_.\x05A) * P\x05\x05\x05B) * + + p\x05\x05\x05C) * (p - 1)\x05\x05D)\x05 + + * p
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![已知int a[] = {1,2,3,4,5,6,7,8,9,10,11,12},*p = a+2;,则值为3的表达式是_31_.\x05A) * P\x05\x05\x05B) * + + p\x05\x05\x05C) * (p - 1)\x05\x05D)\x05 + + * p](/uploads/image/z/3995236-28-6.jpg?t=%E5%B7%B2%E7%9F%A5int+a%5B%5D+%3D+%7B1%2C2%2C3%2C4%2C5%2C6%2C7%2C8%2C9%2C10%2C11%2C12%7D%2C%2Ap+%3D+a%2B2%3B%2C%E5%88%99%E5%80%BC%E4%B8%BA3%E7%9A%84%E8%A1%A8%E8%BE%BE%E5%BC%8F%E6%98%AF_31_.%5Cx05A%29+%2A+P%5Cx05%5Cx05%5Cx05B%29+%2A+%2B+%2B+p%5Cx05%5Cx05%5Cx05C%29+%2A+%28p+-+1%29%5Cx05%5Cx05D%29%5Cx05+%2B+%2B+%2A+p)
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已知int a[] = {1,2,3,4,5,6,7,8,9,10,11,12},*p = a+2;,则值为3的表达式是_31_.\x05A) * P\x05\x05\x05B) * + + p\x05\x05\x05C) * (p - 1)\x05\x05D)\x05 + + * p
已知int a[] = {1,2,3,4,5,6,7,8,9,10,11,12},*p = a+2;,则值为3的表达式是_31_.\x05A) * P\x05\x05\x05B) * + + p\x05\x05\x05C) * (p - 1)\x05\x05D)\x05 + + * p
已知int a[] = {1,2,3,4,5,6,7,8,9,10,11,12},*p = a+2;,则值为3的表达式是_31_.\x05A) * P\x05\x05\x05B) * + + p\x05\x05\x05C) * (p - 1)\x05\x05D)\x05 + + * p
A项,因为指针变量p=a+2;指向数组的第三个元素,取内容即可.