[C언어 #7] 10 이하 짝수, 홀수의 합

C언어 10이하 짝수 / 홀수의 합

 

 

Sum of even numbers less than 10 - while

 

/* Sum of even numbers less than 10. */
#include <stdio.h>
 
int main() {
    int sum = 0, num = 0;
    while (num < 10) {
        num++;
        if (num % 2 == 1) continue;
        sum += num;
    }
    printf("Sum of even numbers less than 10 is %d\n", sum);
    return 0;
}

 

 

Sum of even numbers less than 10 - for

 

/* Sum of even number less than 10. */
#include <stdio.h>
 
int main() {
    int sum = 0;
    for (int i=1; i<=10; i++) {
        if ((i % 2) == 1) continue;
        sum += i;
    }
    printf("Sum of even numbers less than 10 is %d\n", sum);
    return 0;
}

 

 

Sum of odd numbers less than 10 - while

 

/* Sum of odd numbers less than 10. */
#include <stdio.h>
 
int main() {
    int sum = 0, num = 0;
    while (num < 10) {
        num++;
        if (num % 2 == 0) continue;
        sum += num;
    }
    printf("Sum of odd numbers less than 10 is %d\n", sum);
    return 0;
}

 

 

Sum of odd numbers less than 10 - for

 

/* Sum of odd number less than 10. */
#include <stdio.h>
 
int main() {
    int sum = 0;
    for (int i=1; i<=10; i++) {
        if ((i % 2) == 0) continue;
        sum += i;
    }
    printf("Sum of odd numbers less than 10 is %d\n", sum);
    return 0;
}