week6 (second commit)

week1/youngjun/1000.c

@@ -0,0 +1,8 @@
+#include <stdio.h>
+#include <string.h>
+
+int main(){
+    int A,B;
+    scanf("%d %d",&A,&B);
+    printf("%d",A+B);
+}

week1/youngjun/1001.c

@@ -0,0 +1,8 @@
+#include <stdio.h>
+#include <string.h>
+
+int main(){
+    int A,B;
+    scanf("%d %d",&A,&B);
+    printf("%d",A-B);
+}

week1/youngjun/1008.c

@@ -0,0 +1,8 @@
+#include <stdio.h>
+#include <string.h>
+
+int main(){
+    int A,B;
+    scanf("%d %d",&A,&B);
+    printf("%.9lf",(double)A/(double)B);
+}

week1/youngjun/10172.c

@@ -0,0 +1,10 @@
+#include <stdio.h>
+#include <string.h>
+
+int main(){
+    printf("|\\_/|\n");
+    printf("|q p|   /}\n");
+    printf("( 0 )\"\"\"\\ \n");
+    printf("|\"^\"`    |\n");
+    printf("||_/=\\\\__|\n");
+}

week1/youngjun/10430.c

@@ -0,0 +1,13 @@
+#include <stdio.h>
+#include <string.h>
+
+int main(){
+    int A,B,C;
+    scanf("%d %d %d",&A,&B,&C);
+
+    printf("%d\n",(A+B)%C);
+    printf("%d\n",((A%C) + (B%C))%C);
+    printf("%d\n",(A*B)%C);
+    printf("%d\n",((A%C) * (B%C))%C);
+
+}

week1/youngjun/10869.c

@@ -0,0 +1,12 @@
+#include <stdio.h>
+#include <string.h>
+
+int main(){
+    int A,B;
+    scanf("%d %d",&A,&B);
+    printf("%d\n",A+B);
+    printf("%d\n",A-B);
+    printf("%d\n",A*B);
+    printf("%d\n",A/B);
+    printf("%d\n",A%B);
+}

week1/youngjun/10926.c

@@ -0,0 +1,9 @@
+#include <stdio.h>
+#include <string.h>
+
+int main(){
+    char A[50];
+    scanf("%s",A);
+    printf("%s?",A);
+    printf("?!");
+}

week1/youngjun/10998.c

@@ -0,0 +1,8 @@
+#include <stdio.h>
+#include <string.h>
+
+int main(){
+    int A,B;
+    scanf("%d %d",&A,&B);
+    printf("%d",A*B);
+}

week1/youngjun/18108.c

@@ -0,0 +1,8 @@
+#include <stdio.h>
+#include <string.h>
+
+int main(){
+    int years;
+    scanf("%d",&years);
+    printf("%d",years - 543);
+}

week1/youngjun/25083.c

@@ -0,0 +1,11 @@
+#include <stdio.h>
+#include <string.h>
+
+int main(){
+    printf("         ,r'\"7 \n");
+    printf("r`-_   ,'  ,/ \n");
+    printf(" \\. \". L_r' \n");
+    printf("   `~\\/ \n");
+    printf("      | \n");
+    printf("      | \n");
+}

week1/youngjun/2557.c

@@ -0,0 +1,5 @@
+#include <stdio.h>
+
+int main(){
+    printf("Hello World!");
+}

week1/youngjun/2558.c

@@ -0,0 +1,15 @@
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+
+int main(){
+    int A;
+    char B[4]; // 널문자 조심
+    scanf("%d %s",&A,B);
+
+    printf("%d\n",A * (B[2] - '0'));
+    printf("%d\n",A * (B[1] - '0'));
+    printf("%d\n",A * (B[0] - '0'));
+    printf("%d\n",A * atoi(B));
+
+}

week1/youngjun/3003.c

@@ -0,0 +1,14 @@
+#include <stdio.h>
+#include <string.h>
+
+int main(){
+    int tot[6] = {1,1,2,2,2,8};
+    int sev[6];
+    for (int i = 0; i < 6; i++)
+    {
+        scanf("%d",&sev[i]);
+        printf("%d",tot[i] - sev[i]);
+        printf(" ");
+    }
+
+}

week3/youngjun/11729.c

@@ -0,0 +1,33 @@
+//하노이 탑
+
+#include <stdio.h>
+#include <string.h>
+
+int Num_Hanoi(int n);
+void Hanoi(int n,int start,int to,int finish);
+
+int main(){
+    int n;
+    scanf("%d",&n);
+    printf("%d\n",Num_Hanoi(n));
+    Hanoi(n,1,2,3);
+}
+
+void Hanoi(int n,int start,int to,int finish){
+    if (n==1)
+    {
+        printf("%d %d\n",start,finish);
+        return;
+    }
+    Hanoi(n-1,start,finish,to);
+    printf("%d %d\n",start,finish);
+    Hanoi(n-1,to,start,finish);
+
+}
+
+int Num_Hanoi(int n){
+    if(n==1){
+        return 1;
+    }
+    return 2 * Num_Hanoi(n-1) + 1;
+}

week3/youngjun/1431.c

@@ -0,0 +1,103 @@
+//시리얼 번호
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#define _CRT_SECURE_NO_WARNINGS
+
+int N;
+
+void sort(char a[],char b[]){
+    char temp[50];
+    int num_a,num_b = 0;
+    char t[50],p[50];
+
+    if (strlen(a) > strlen(b))
+    {
+        strcpy(temp,a);
+        strcpy(a,b);
+        strcpy(b,temp);
+    }
+
+    if (strlen(a) == strlen(b))
+    {
+        for (int i = 0; i < strlen(a); i++)
+        {
+            if (a[i] > '0' && a[i] <= '9')
+            {
+                strcpy(&t[i],&a[i]);
+                num_a += atoi(&t[i]);
+            }
+            if (b[i] > '0' && b[i] <= '9')
+            {
+                strcpy(&p[i],&b[i]);
+                num_b += atoi(&p[i]);
+            }
+        }
+        if (num_a > num_b)
+        {
+            strcpy(temp,a);
+            strcpy(a,b);
+            strcpy(b,temp);
+        }
+        else if (num_a == num_b)
+        {
+            for (int j = 0; j < strlen(a); j++)
+            {
+                if (a[j] > b[j])
+                {
+                    strcpy(temp,a);
+                    strcpy(a,b);
+                    strcpy(b,temp);
+
+                    break;
+                }
+                if (a[j] < b[j])
+                {
+                    break;
+                }
+
+
+            }
+
+        }     
+    }
+    else return;
+
+}
+
+int main(){
+    scanf("%d\n",&N);
+    //2차배열 arr 동적할당
+    char** arr;
+    arr = (char**)malloc(sizeof(char*)*N);
+    for(int i = 0; i < N; i++)
+    {
+        arr[i] = (char*) malloc (sizeof(char)*50);
+        scanf(" %s",arr[i]);
+    }
+    //
+
+    for (int n1 = 0; n1 < N-1; n1++)
+    {
+        for (int n2 = n1+1; n2 < N; n2++)
+        {
+            sort(arr[n1],arr[n2]);
+        }
+
+    }
+
+    for (int j = 0; j < N; j++)
+    {
+        printf("\n%s",arr[j]);
+    }
+
+    //동적할당 해제
+    for (int l = 0; l < N; l++)
+    {
+        free(arr[l]);
+    }
+    free(arr);
+    //
+    return 0;
+}

week3/youngjun/17478.c

@@ -0,0 +1,59 @@
+//재귀함수가 뭔가요?
+
+#include <stdio.h>
+
+int N; //지역변수 선언
+
+void P(n){
+    for (int i = 0; i < n*4; i++)
+    {
+        printf("_");
+    }
+}
+
+void K(n){
+    if (n == 0)
+    {
+        return;
+    }
+
+    for (int i = 0; i < (n-1)*4; i++)
+    {
+        printf("_");
+    }
+    printf("라고 답변하였지.\n");
+    K(n-1);
+}
+
+void F(n){
+    if(n == N){
+        P(n);
+        printf("\"재귀함수가 뭔가요?\"\n");
+        P(n);
+        printf("\"재귀함수는 자기 자신을 호출하는 함수라네\"\n");
+        P(n);
+        printf("라고 답변하였지.\n");
+        K(n);
+
+        return;
+    }
+
+    P(n);
+    printf("\"재귀함수가 뭔가요?\"\n");
+    P(n);
+    printf("\"잘 들어보게. 옛날옛날 한 산 꼭대기에 이세상 모든 지식을 통달한 선인이 있었어.\n");
+    P(n);
+    printf("마을 사람들은 모두 그 선인에게 수많은 질문을 했고, 모두 지혜롭게 대답해 주었지.\n");
+    P(n);
+    printf("그의 답은 대부분 옳았다고 하네. 그런데 어느 날, 그 선인에게 한 선비가 찾아와서 물었어.\"\n");
+
+    F(n+1);
+}
+
+int main(){
+    scanf("%d",&N);
+    printf("어느 한 컴퓨터공학과 학생이 유명한 교수님을 찾아가 물었다.\n");
+    F(0);
+
+    return 0;
+}

week3/youngjun/18870.c

@@ -0,0 +1 @@
+//좌표 압축