장용운 C과제 HW1 


== Write a program that reads a four digit integer and prints the sum of its digits as an output. ==


{{{

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// C Programming Homework 1 //
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//                          //
// Problem Number : 1       //
//                          //
// Student ID : 20114924    //
//                          //
// Student Name : 장용운    //
//                          //
//////////////////////////////

#include <stdio.h>
#define fdn four_digit_num

int main(void) {
	int fdn;

	scanf("%d", &fdn);
	
//	printf("The sum of four numbers : %d\n", (fdn/1000%10) + (fdn/100%10) + (fdn/10%10) + (fdn%10));
	printf("The sum of four numbers : %d\n", (int)(fdn/1000) + (fdn/100%10) + (fdn/10%10) + (fdn%10));

	return 0;
}

}}}