A2: symmetric digits

  integers of symmetric digits

coplexity: O(n)

#include <iostream>#include <vector>using namespace std;bool isSymetric( int x ) {char buff[32];int i=0;while( x != 0){buff[i++] = x%10;x/=10;}int j=0;i-=1;while( j<i) {if(buff[j++] != buff[i--] ) return false;}return true;}int main(int argc, char** argv){int x[] = {0, INT_MAX, INT_MIN, 123454321, 123453421};int sz = sizeof(x) / sizeof(int);for( int i=0; i<sz; i++) {cout<<isSymetric(x[i])<<endl;}}