#include<stdio.h> #include<string.h> int main() { int len=0,i; char a[13]; gets(a); len=strlen(a); int top; top=len-1; while(a[top]=='0') top--; if(a[0]=='-') { printf("-"); for(i=top;i>0;i--) printf("%c",a[i]); } else { for(i=top;i>=0;i--) printf("%c",a[i]); } return 0; }