5 includestdio h main int sum int number

�������� 5 #include<stdio. h> main() { int sum; int number 1; int number 2; number 1 = 4; number 2 = 4; sum = number 1 + number 2; printf("Total value is %d. n", sum); /*�������� */ } เปนโปรแกรมประกาศตวแปร 2 ตวแปร

�������� 6 #include <stdio. h> int main() { float base; float height; printf("Input value of base : "); scanf("%f", &base); printf(“n. Input value of height : "); scanf("%f", &height); printf("n. Area of a Triangle is %. 2 f nn", 0. 5 * base * height); return 0; */�������� /* } เปนโปรแกรมหาพนทสามเหลยม base ����������� height ������������� 0. 5 * base * height �������� �����

�������� 7 #include<stdio. h> main() { goto part 2; part 1 : part 2 : part 3 : part 4 : printf(“Warayoot naruk n"); printf(“billy kor naruk na n"); printf(“billy warayoot n"); printf(“PTTS n"); /*�������� */ }

�������� 8 #include<stdio. h> main() { int billy; printf(“enter your score : "); scanf(“%d”, &billy); if (billy>=50) printf(“pass n”); else printf(“fail n”); /*�������� */ }

�������� 9 #include <stdio. h> #include <conio. h> int main() { int score; char grade; printf("Input Your Score : "); scanf("%d", &score); if (score>=80) { grade='4'; } else if (score>=60) { grade='3'; } else if (score>=50) { grade='2'; } else if (score>=40) { grade='1'; } else { grade='0'; } printf("Output Your Grade : %c", grade); getch(); return 0; /*�������� */ }

�������� 10 #include<stdio. h> main() { int billy; printf("please choose number : "); scanf("%d", &billy); switch (billy) { case 1: printf("You choose 1"); break; case 2: printf("You choose 2"); break; case 3: printf("You choose 3"); break; case 4: printf("You choose 4"); break; default : printf("You didn't choose 1, 2, 3 or 4"); break; }}