108 - Conditional
$ cd ../108
$ cat -n mask.c
code:mask.c
4 #define N 100 * (1 << 20) /* 100 M */ 21 for(i = 0, j = 0; i < N; i++) {
23 }
---
$ gcc -O mask.c
$ a.out // 0.239 sec
$ ncc mask.c -o n.out
$ n.out // 0.005 sec = 47.8 times speed against gcc.
https://gyazo.com/5ad6dbb9d90b1329a5c6880dd6c86696