C언어, JUNGOL 201 ~ 210

jungol 201부터 jungol 210까지 c언어로 작성된 코드입니다.

참고해 주시면 좋을 것 같습니다. 

 

jungol 201

#define _CRT_SECURE_NO_WARNINGS
#include <stdio.h>

int main(void)
{
    int n1;
    int* ptr = &n1;

    scanf("%d", ptr);
    for (int i = 0; i < *ptr; i++)
    {
        printf("*");
    }
    return 0;
}

 

jungol 202

#define _CRT_SECURE_NO_WARNINGS
#include <stdio.h>
#include <math.h>
#include <stdlib.h>

int main(void)
{
    int* ptr1;
    int* ptr2;
    int *ptr3;
    
    ptr1 = (int*)malloc(sizeof(int)*1);
    ptr2 = (int*)malloc(sizeof(int) * 1);
    ptr3 = (int*)malloc(sizeof(int) * 1);
    scanf("%d %d", ptr1, ptr2);
    printf("%d\n", abs(*ptr1-*ptr2));
    return 0;
}

 

jungol 203

#define _CRT_SECURE_NO_WARNINGS
#include <stdio.h>
#include <stdlib.h>
#include <math.h>

int main(void)
{
    int* ptr1;
    int odd;
    int even;

    ptr1 = (int*)malloc(sizeof(int) * 10);
    odd = 0;
    even = 0;
    for (int i = 0; i < 10; i++)
    {
        scanf("%d", ptr1 + i);
    }
    for (int i = 0; i < 10; i++)
    {
        if (*(ptr1 + i) % 2 == 0)
        {
            even++;
        }
        else
        {
            odd++;
        }
    }
    printf("odd : %d\neven : %d\n", odd, even);   
    free(ptr1);
    return 0;
}

 

jungol 204

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

int main(void)
{
    int n;
    int* ptr1;
    int min;
    int max;

    ptr1 = (int*)malloc(sizeof(int) * n);
    scanf("%d", &n);
    for (int i = 0; i < n; i++)
    {
        scanf("%d", ptr1 + i);
    }
    min = *(ptr1 + 1);
    max = *(ptr1 + 2);
    for (int i = 0; i < n; i++)
    {
        if (min > *(ptr1 + i))
            min = *(ptr1 + i);
        if (max < *(ptr1 + i))
            max = *(ptr1 + i);
    }
    printf("max : %d\nmin : %d\n", max, min);   
    free(ptr1);
    return 0;
}

 

jungol 205

#define _CRT_SECURE_NO_WARNINGS
#include <stdio.h>
#include <math.h>

int main(void)
{
    float num1;
    float num2;

    scanf("%f %f", &num1, &num2);
    printf("%.2f %.2f %.2f\n", round(num1 * 100) / 100, round(num2 * 100) / 100, round((num1 + num2) * 100) / 100);
    return 0;
}

 

jungol 206

#define _CRT_SECURE_NO_WARNINGS
#include <stdio.h>

int main(void)
{
    int num1;
    int num2;
    int num3;
    int sum;

    scanf("%d %d %d", &num1, &num2, &num3);
    sum = num1 + num2 + num3;
    printf("%d %d...%d\n", sum, sum / 3, sum % 3);
    return 0;
}

 

jungol 207

#define _CRT_SECURE_NO_WARNINGS
#include <stdio.h>

int main(void)
{
    int num1;
    int num2;
    char oper;
    int answer;

    scanf("%d %d %c", &num1, &num2, &oper);
    switch (oper)
    {
        case '+':
            answer = num1 + num2;
            break;
        case '-':
            answer = num1 - num2;
            break;
        case '*':
            answer = num1 * num2;
            break;
        case '/':
            answer = num1 / num2;
            break;
        case '%':
            answer = num1 % num2;
            break;
    }
    printf("%d %c %d = %d\n", num1, oper, num2, answer);
    return 0;
}

 

jungol 208

#define _CRT_SECURE_NO_WARNINGS
#include <stdio.h>

int main(void)
{
    int num;
    int answer;

    answer = 1;
    scanf("%d", &num);
    while (num > 1)
    {
        answer *= num;
        num--;
    }
    printf("%d\n", answer);
    return 0;
}

 

jungol 209

#define _CRT_SECURE_NO_WARNINGS
#include <stdio.h>

int main(void)
{
    int count;
    int num;

    count = 0;
    while (1)
    {
        scanf("%d", &num);
        if (num == 0)
            break;
        else if (num % 15 == 0)
        {
            count++;
            printf("%d ", num);
        }
    }
    printf("\n%d\n", count);
    return 0;
}

 

jungol 210

#define _CRT_SECURE_NO_WARNINGS
#include <stdio.h>

int main(void)
{
    int num;
    int len;
    int star;
    int j;

    scanf("%d", &num);
    len = num * 2 - 1;
    for (int i = 1; i <= num; i++)
    {
        star = 2 * i - 1;
        for (j = 0; j < len - star; j++)
        {
            printf(" ");
        }
        for (j = 0; j < star; j++)
        {
            printf("* ");
        }
        printf("\n");
    }
    for (int i = num - 1; i >= 1; i--)
    {
        star = 2 * i - 1;
        for (j = 0; j < len - star; j++)
        {
            printf(" ");
        }
        for (j = 0; j < star; j++)
        {
            printf("* ");
        }
        printf("\n");
    }
    return 0;
}