#include <stdio.h>
	#include <stdlib.h>

	void time_it(int hour, int minute);
	void say_hour(int hour);
	void say_min(int min);

	int main(void) {
		char buffer[33];
		while (fgets(buffer, 33, stdin) != NULL) {
			int hour, minute;
			if (sscanf(buffer, "%d:%d", &hour, &minute) == 2) {
				time_it(hour, minute);
			}
		}
		return EXIT_SUCCESS;
	}

	void time_it(int hour, int minute) {
		printf("It's ");
		say_hour(hour % 12);
		say_min(minute);
		if (hour >= 12)
			printf("pm\n");
		else
			printf("am\n");
	}

	void say_min(int min) {
		switch (min) {
			case 0:
				break;
			case 1:
				printf("oh one ");
				break;
			case 2:
				printf("oh two ");
				break;
			case 3:
				printf("oh three ");
				break;
			case 4:
				printf("oh four ");
				break;
			case 5:
				printf("oh five ");
				break;
			case 6:
				printf("oh six ");
				break;
			case 7:
				printf("oh seven ");
				break;
			case 8:
				printf("oh eight ");
				break;
			case 9:
				printf("oh nine ");
				break;
			case 10:
				printf("ten ");
				break;
			case 11:
				printf("eleven ");
				break;
			case 12:
				printf("twelve ");
				break;
			case 13:
				printf("thirteen ");
				break;
			case 14:
				printf("fourteen ");
				break;
			case 15:
				printf("fifteen ");
				break;
			case 16:
				printf("sixteen ");
				break;
			case 17:
				printf("seventeen ");
				break;
			case 18:
				printf("eighteen ");
				break;
			case 19:
				printf("nineteen ");
				break;
			case 20:
				printf("twenty ");
				break;
			case 21:
				printf("twenty one ");
				break;
			case 22:
				printf("twenty two ");
				break;
			case 23:
				printf("twenty three ");
				break;
			case 24:
				printf("twenty four ");
				break;
			case 25:
				printf("twenty five ");
				break;
			case 26:
				printf("twenty six ");
				break;
			case 27:
				printf("twenty seven ");
				break;
			case 28:
				printf("twenty eight ");
				break;
			case 29:
				printf("twenty nine ");
				break;
			case 30:
				printf("thirty ");
				break;
			case 31:
				printf("thirty one ");
				break;
			case 32:
				printf("thirty two ");
				break;
			case 33:
				printf("thirty three ");
				break;
			case 34:
				printf("thirty four ");
				break;
			case 35:
				printf("thirty five ");
				break;
			case 36:
				printf("thirty six ");
				break;
			case 37:
				printf("thirty seven ");
				break;
			case 38:
				printf("thirty eight ");
				break;
			case 39:
				printf("thirty nine ");
				break;
			case 40:
				printf("forty ");
				break;
			case 41:
				printf("forty one ");
				break;
			case 42:
				printf("forty two ");
				break;
			case 43:
				printf("forty three ");
				break;
			case 44:
				printf("forty four ");
				break;
			case 45:
				printf("forty five ");
				break;
			case 46:
				printf("forty six ");
				break;
			case 47:
				printf("forty seven ");
				break;
			case 48:
				printf("forty eight ");
				break;
			case 49:
				printf("forty nine ");
				break;
			case 50:
				printf("fifty ");
				break;
			case 51:
				printf("fifty one ");
				break;
			case 52:
				printf("fifty two ");
				break;
			case 53:
				printf("fifty three ");
				break;
			case 54:
				printf("fifty four ");
				break;
			case 55:
				printf("fifty five ");
				break;
			case 56:
				printf("fifty six ");
				break;
			case 57:
				printf("fifty seven ");
				break;
			case 58:
				printf("fifty eight ");
				break;
			case 59:
				printf("fifty nine ");
				break;
			default:
				printf("ERROR ");
				break;

		}
	}

	void say_hour(int hour) {
		switch (hour) {
			case 0:
				printf("twelve ");
				break;
			case 1:
				printf("one ");
				break;
			case 2:
				printf("two ");
				break;
			case 3:
				printf("three ");
				break;
			case 4:
				printf("four ");
				break;
			case 5:
				printf("five ");
				break;
			case 6:
				printf("six ");
				break;
			case 7:
				printf("seven ");
				break;
			case 8:
				printf("eight ");
				break;
			case 9:
				printf("nine ");
				break;
			case 10:
				printf("ten ");
				break;
			case 11:
				printf("eleven ");
				break;
			default:
				printf("ERROR ");
				break;
		}
	}