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49 lines (25 loc) · 655 Bytes
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263.cpp
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49 lines (25 loc) · 655 Bytes
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class Solution {
public:
bool isUgly(int num) {
if (num == 1){
return true;
}else {
if (num <= 0){
return false;
}else{
if (num%2 == 0){
num = num/2;
return isUgly(num);
}else if (num%3 == 0){
num = num/3;
return isUgly(num);
}else if (num%5 == 0){
num = num/5;
return isUgly(num);
}else {
return false;
}
}
}
}
};