A - Giga Tower(488A - Giga Tower)

1. 488A - Giga Tower

Examples

input

Copy

179

output

Copy

1

input

Copy

-1

output

Copy

9

input

Copy

18

output

Copy

10

Note

For the first sample, he has to arrive at the floor numbered 180.

For the second sample, he will arrive at 8.

Note that b should be positive, so the answer for the third sample is 10, not 0.

1. 
   
2. #include<bits/stdc++.h>
3. using namespace std;
4. int f(long n){
5. int i;long x;
6.  
7. if(n<0) x=abs(n);
8. bool b=false;
9. if(n>=0)while(n>0){
10. i = n%10;
11. if(i==8)
12. { b= true ;break;}
13. n=n/10;
14. }
15. else
16. while(n<0){
17. i = n%10;
18. if(i==-8)
19. { b= true ;break;}
20. n=n/10;
21. }
22.  
23. if(b) return 1;
24. else return 0;
25. }
26.  
27. int main(){
28.  
29. long n,cnt=0;
30. string ch;
31. cin>>n;
32. {
33. while(1){
34. n++;
35.  
36. cnt++;
37. if(f(n)==1) {cout<<cnt; break;}
38. }}
39.  
40. return 0;
41. }