01: #include <stdio.h>
02:
03: int main (void)
04: {
05: int m;
06:
07: printf("Month: ");
08: scanf("%d", &m);
09: if(1 <= m && m <= 4)
10: {
11: printf("H31\n");
12: }
13: else if(5 <= m && m <= 12)
14: {
15: printf("R1\n");
16: }
17: else
18: {
19: printf("Error\n");
20: }
21:
22: return 0;
23: }