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1 /* 2 a转化为二进制 3 */ 4 #include<stdio.h> 5 #include<string.h> 6 #include<stdlib.h> 7 #include<algorithm> 8 #include<iostream> 9 #include<queue> 10 #include<vector> 11 #include<map> 12 #include<math.h> 13 typedef long long ll; 14 //typedef __int64 int64; 15 const int maxn = 105; 16 const int maxm = 1005; 17 const int inf = 0x7FFFFFFF; 18 const double pi = acos(-1.0); 19 const double eps = 1e-8; 20 21 int get_lowbit( int num ){ 22 int bit[ maxn ]; 23 int cnt = 0; 24 while( num ){ 25 bit[ cnt++ ] = num%2; 26 num/=2; 27 } 28 int ans = 1; 29 for( int i=0;i<cnt;i++ ){ 30 if( bit[i]==0 ){ 31 ans*=2; 32 } 33 else break; 34 } 35 return ans; 36 } 37 int main(){ 38 int num; 39 while( scanf("%d",&num)==1 ,num ){ 40 printf("%d\n",get_lowbit( num ) ); 41 // return 0; 42 } 43 return 0; 44 }