class Solution {
public:
int reverse(int x) {
int y=0;
while (x!=0){
if (y>214748364||y<-214748364){
return 0;
}
y=y*10+x%10;
x=x/10;
}
return y;
}};
class Solution {
public:
int reverse(int x) {
int y=0;
while (x!=0){
if (y>214748364||y<-214748364){
return 0;
}
y=y*10+x%10;
x=x/10;
}
return y;
}};
