题目:
题解:
bool isPalindrome(int x){
if (x < 0) return false;
long x1 = x, y = 0L;
while (x1){
y = y * 10 + x1 % 10;
x1 /= 10;
}
return x == y;
}
题目:
题解:
bool isPalindrome(int x){
if (x < 0) return false;
long x1 = x, y = 0L;
while (x1){
y = y * 10 + x1 % 10;
x1 /= 10;
}
return x == y;
}