```
func isNumber(n int) bool {
var i, j, k int
i = n % 10
j = (n / 10) % 10
k = (n / 100) % 10
sum := i*i*i + j*j*j + k*k*k
return sum == n
}
```
```
func isNumber(n int) bool {
var i, j, k int
i = n % 10
j = (n / 10) % 10
k = (n / 100) % 10
sum := i*i*i + j*j*j + k*k*k
return sum == n
}
```A three-digit integer. Whether the sum of the third power of each digit is equal to this three-digit number
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