Time Limit Exceeding in two questions

[varuntinkle]

For two questions my code is getting TLE even when my solution is following the editorial. Could anyone elaborate my problem ,is the problem with I/O

FIRESC - Editorial

http://www.codechef.com/viewsolution/2896103

3765360 | CodeChef

http://www.codechef.com/viewsolution/2889549