C언어, JUNGOL 171 ~ 180

jungol 171부터 jungol 180까지의c언어로 작성된 코드입니다.

참고해 주시면 좋을 것 같습니다. 

 

jungol 171

#define _CRT_SECURE_NO_WARNINGS
#include <stdio.h>

int j_171_1(int n)
{
    int answer;
    
    answer = 0;
    for (int i = 1; i <= n; i++)
    {
        answer += i;
    }
    return answer;
}

int main(void)
{
    int n;

    scanf("%d", &n);
    printf("%d", j_171_1(n));
    return 0;
}

 

jungol 172

#define _CRT_SECURE_NO_WARNINGS
#include <stdio.h>

void j_172_1(int n)
{
    for (int i = 1; i <= n; i++)
    {
        for (int j = 1; j <= n; j++)
        {
            printf("%d ", i * j);
        }
        printf("\n");
    }
}

int main(void)
{
    int n;

    scanf("%d", &n);
    j_172_1(n);
    return 0;
}

 

jungol 173

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

int j_173_1(int a, int b)
{
    a *= a;
    b *= b;
    return abs(a - b);
}

int main(void)
{
    int a;
    int b;

    scanf("%d %d", &a, &b);
    printf("%d", j_173_1(a, b));
    return 0;
}

 

jungol 174

#define _CRT_SECURE_NO_WARNINGS
#include <stdio.h>

void j_174_1(int arr[5])
{
    scanf("%d %d %d", &arr[0], &arr[1], &arr[2]);
    arr[3] = arr[0] + arr[1] + arr[2];
}

void j_174_2(int arr[5])
{
    for (int i = 0; i < 4; i++)
    {
        printf("%d ", arr[i]);
    }
    printf("\n");
}

int main(void)
{
    int arr[5] = { 0, };
    int arr1[5] = { 0, };
    int arr2[5] = { 0, };
    int arr3[5] = { 0, };
    
    j_174_1(arr1);
    j_174_1(arr2);
    j_174_1(arr3);
    arr[0] = arr1[0] + arr2[0] + arr3[0];
    arr[1] = arr1[1] + arr2[1] + arr3[1];
    arr[2] = arr1[2] + arr2[2] + arr3[2];
    arr[3] = arr1[3] + arr2[3] + arr3[3];
    j_174_2(arr1);
    j_174_2(arr2);
    j_174_2(arr3);
    j_174_2(arr);
    return 0;
}

 

jungol 175

#define _CRT_SECURE_NO_WARNINGS
#include <stdio.h>

void j_175_1(int arr[15], int n)
{
    int temp;

    for (int i = 0; i < n; i++)
    {
        for (int j = i; j < n; j++)
        {
            if (arr[i] < arr[j])
            {
                temp = arr[i];
                arr[i] = arr[j];
                arr[j] = temp;
            }
        }
        printf("%d ", arr[i]);
    }
}

int main(void) 
{
    int n;
    int arr[15] = { 0, };

    scanf("%d", &n);
    for (int i = 0; i < n; i++)
    {
        scanf("%d", &arr[i]);
    }
    j_175_1(arr, n);
    return 0;
}

 

jungol 176

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

int j_176_1(double a, double b)
{
    int count;
    
    count = 0;
    for (double i = ceil(sqrt(a)); i <= floor(sqrt(b)); i++)
    {
        count++;
    }
    return count;
}

int main(void)
{
    double a;
    double b;

    scanf("%lf %lf", &a, &b);
    if (a < b)
    {
        printf("%d", j_176_1(a, b));
    }
    else
    {
        printf("%d", j_176_1(b, a));
    }
    return 0;
}

 

jungol 177

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

int j_177_1(int arr[5])
{
    int sum = 0;

    for (int i = 0; i < 5; i++)
    {
        sum += abs(arr[i]);
    }
    return sum;
}

int main(void)
{
    int arr[5] = {0,};

    for (int i = 0; i < 5; i++)
    {
        scanf("%d", &arr[i]);
    }
    printf("%d\n", j_177_1(arr));
    return 0;
}

 

jungol 178

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

int j_178_1(int n)
{
    return pow(2, n);
}

int main(void)
{
    int n;
    
    scanf("%d", &n);
    printf("%d\n", j_178_1(n));
    return 0;
}

 

jungol 179

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


void j_179_1(double arr[3])
{
    float sum;
    
    sum = 0.0;
    for (int i = 0; i < 3; i++) 
    {
        sum += arr[i];
    }
    printf("%.0f\n", sum / 3);
    sum = 0;
    for (int i = 0; i < 3; i++)
    {
        sum += round(arr[i]);
    }
    printf("%.0f\n", sum / 3);
}

int main(void)
{
    double arr[3];

    for (int i = 0; i < 3; i++)
    {
        scanf("%lf", &arr[i]);
    }
    j_179_1(arr);
    return 0;
}

 

jungol 180

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

#define A 7

void j_180_1(int arr[A])
{
    for (int i = 0; i < 3; i++)
    {
        for (int j = 0; j < A - 1; j++)
        { 
            if (arr[j] > arr[j+1])
            {
                int temp = arr[j];
                arr[j] = arr[j+1];
                arr[j+1] = temp;
            }
        }
    }
    for (int i = 0; i < A; i++)
    {
        printf("%d ", arr[i]);
    }
}

int main(void)
{
    int arr[A] = { 0, };

    for (int i = 0; i < A; i++)
    {
        scanf("%d", &arr[i]);
    }
    j_180_1(arr);
    return 0;
}