Едуард Златков ,10в клас,номер 10

2015-2016/V/10/02/task1.c

@@ -0,0 +1,12 @@
+#include <stdio.h>
+int main()
+{
+	int i;
+	for(i=0;i<=255;i++)
+	{
+		printf("%c: %d\n",i,i);
+
+	}	
+
+	return 0;
+}  	

2015-2016/V/10/02/task2.c

@@ -0,0 +1,30 @@
+#include<stdio.h>
+#include<string.h>
+int main()
+{
+	char dumi[100];
+	while(1)
+{
+	scanf("%s",dumi);
+	int lenght = strlen(dumi);
+	if(dumi[0] == 'S' && dumi[1] == 'T' && dumi[2] == 'O' && dumi[3] == 'P' && dumi[4] == '\0')
+	{
+		break;
+	}
+	int i;
+	for(i=0; i<lenght; i++)
+	{
+
+		if(dumi[i] >= 'a' && dumi[i] <= 'z')
+		{
+			dumi[i] -= 32;
+		}	
+	}	
+
+	printf("%s",dumi);
+}
+
+
+
+return 0;
+}

2015-2016/V/10/02/task3.c

@@ -0,0 +1,34 @@
+#include<stdio.h>
+int main()
+{
+	int array[1000];
+	int i=0;
+	for(; i <1000; i++)
+	{
+		scanf("%d",&array[i]);
+		if(array[i] == 42)
+		{
+			break;
+		}
+	}
+		int lenght = i;
+		for(i=0;i<lenght;i++)
+		{
+			int j=0;
+			for(; j<lenght-1; j++)
+			{
+				if(array[j] > array[j+1])
+				{
+					int b=array[j];
+					array[j]=array[j+1];
+					array[j+1]=b;
+				}		
+			}
+		}
+	for(i=0;i<lenght;i++)
+	{
+		printf("\n%d",array[i]);
+	}
+return 0;
+}
+

2015-2016/V/10/02/task4.c

@@ -0,0 +1,27 @@
+#include<stdio.h>
+#include<stdbool.h>
+
+int main(void){
+
+    bool number[10] = { false };
+    int digit;
+    long n;
+
+
+    scanf("%ld", &n);
+
+    printf("povtarqshti se chisla(s):");
+
+    while (n > 0)
+    {
+        digit = n % 10;
+        if (number[digit] == true)
+        {
+            printf("%d ", digit);
+        }
+        number[digit] = true;
+        n /= 10;
+    }
+
+      return 0;
+}

2015-2016/V/10/03/task1.c

@@ -0,0 +1,23 @@
+#include <stdio.h>
+#include <string.h>
+
+int main()
+{
+ 	int a,b,i;
+ 	scanf("%d",&a);
+
+ 	for(i=1;i<=a;i++)
+ 	{
+ 		for(b=1;b<=(2*i-1);b++)
+ 		{
+ 			printf("*");
+ 		}
+
+ 		printf("\n");
+ 	}
+
+
+ 	return 0;
+
+}
+

2015-2016/V/10/03/task2.c

@@ -0,0 +1,27 @@
+#include <stdio.h>
+int main()
+{ 
+    char str[50];
+    char *rev;
+    printf("vuvedi duma: ");
+    scanf("%s",str);
+    rev = strrev(str);
+
+    printf("obyrnatata dyma e: %s",rev);
+
+    return 0;
+}
+char *strrev(char *str)
+{
+      char *p1, *p2;
+
+      if (! str || ! *str)
+            return str;
+      for (p1 = str, p2 = str + strlen(str) - 1; p2 > p1; ++p1, --p2)
+      {
+            *p1 ^= *p2;
+            *p2 ^= *p1;
+            *p1 ^= *p2;
+      }
+      return str;
+}

2015-2016/V/10/03/task3.c

@@ -0,0 +1,42 @@
+#include <stdio.h>
+#include <string.h>
+
+int main()
+{
+	char m;
+	char k[13];
+	char k2[13] = {'A','K','Q','J','T','9','8','7','6','5','4','3','2'};
+
+	int i,j;
+
+	do
+	{
+
+	scanf("%s",k);
+	}while(strlen(k)!=13);
+
+
+	do{
+
+
+  	for(i=0;i<=12;i++)
+  	{
+  		for(j=0;j<=12;j++)
+  		{
+  			if(k2[j]==k[i])
+  			{
+  				m=k[j];
+  				k[j]=k[i];
+  				k[i]=m;
+  				break;
+  			}
+  		}
+  	}
+  	}while(strcmp(k2,k) != 0);
+
+  	printf("%s",k);
+  return 0;
+
+}
+
+

2015-2016/V/10/04/task1.c

@@ -0,0 +1,27 @@
+#include<stdio.h>
+#include<stdbool.h>
+
+int main(void){
+
+    bool number[10] = { false };
+    int digit;
+    long n;
+
+    //printf("Enter a number: ");
+    scanf("%ld", &n);
+
+    //printf("Repeated digit(s): ");
+
+    while (n > 0)
+    {
+        digit = n % 10;
+        if (number[digit] == true)
+        {
+            printf("%d ", digit);
+        }
+        number[digit] = true;
+        n /= 10;
+    }
+
+      return 0;
+}

2015-2016/V/10/04/task2.c

@@ -0,0 +1,68 @@
+#include<stdio.h>
+
+
+int main() {
+   int size = 3;
+   int matrix[3][3]; // = {{4,9,2},{3,5,7},{8,1,6}};
+   int row, column = 0;
+   int sum, sum1, sum2;
+   int flag = 0;
+
+  scanf("vuvedete chislata:");
+   for (row = 0; row < size; row++) {
+      for (column = 0; column < size; column++)
+         scanf("%d", &matrix[row][column]);
+   }
+
+
+   for (row = 0; row < size; row++) {
+      printf("\n");
+      for (column = 0; column < size; column++) {
+         printf("\t%d", matrix[row][column]);
+      }
+   }
+
+
+   sum = 0;
+   for (row = 0; row < size; row++) {
+      for (column = 0; column < size; column++) {
+         if (row == column)
+            sum = sum + matrix[row][column];
+      }
+   }
+
+
+   for (row = 0; row < size; row++) {
+      sum1 = 0;
+      for (column = 0; column < size; column++) {
+         sum1 = sum1 + matrix[row][column];
+      }
+      if (sum == sum1)
+         flag = 1;
+      else {
+         flag = 0;
+         break;
+      }
+   }
+
+
+   for (row = 0; row < size; row++) {
+      sum2 = 0;
+      for (column = 0; column < size; column++) {
+         sum2 = sum2 + matrix[column][row];
+      }
+      if (sum == sum2)
+         flag = 1;
+      else {
+         flag = 0;
+         break;
+      }
+   }
+
+   if (flag == 1)
+      printf("\nmagicheski kvadrat");
+   else
+      printf("\nne e magicheski kvadrat");
+
+   return 0;
+}

2015-2016/V/10/05/task1.c

@@ -0,0 +1,28 @@
+#include <stdio.h>
+
+int main()
+{
+   int m=4, n=4, c, d, matrix[10][10], transpose[10][10];
+
+
+  //printf("vuvedi elementite na matricata\n");
+
+   for (c = 0; c < m; c++)
+      for(d = 0; d < n; d++)
+         scanf("%d",&matrix[c][d]);
+
+   for (c = 0; c < m; c++)
+      for( d = 0 ; d < n ; d++ )
+         transpose[d][c] = matrix[c][d];
+
+   //printf("Transponiraneto na matricata \n");
+
+   for (c = 0; c < n; c++) {
+      for (d = 0; d < m; d++)
+         printf("%d\t",transpose[c][d]);
+      printf("\n");
+   }
+
+   return 0;
+}
+

2015-2016/V/10/05/task2.c

@@ -0,0 +1,18 @@
+#include <stdio.h>
+#include <string.h>
+int main(void)
+{
+    char s[100], b[100];
+
+   //printf("napishete  bukvi za da se proveri dali nizut s e palindrom\n");
+   gets(s);
+
+   strcpy(b,s);
+   strrev(b);
+
+   if (strcmp(s,b) == 0)
+      printf(" 1\n");
+   else
+      printf(" 0\n");
+	return 0;
+}

2015-2016/V/10/06/task2.c

@@ -0,0 +1,24 @@
+# include <stdio.h>
+# include <math.h>
+
+int isExactSquare(float);
+
+int main()   
+{
+	int n ;
+
+	//printf("Enter a number : ") ;
+	scanf("%d", &n) ;   
+	printf("%d",isExactSquare(n)) ;
+	return 0 ;
+}
+
+int isExactSquare(float p) {
+	float m = sqrt(p) ;
+
+	if(m == (int)sqrt(p))
+		return 1 ;
+	else
+		return 0 ;
+}
+

2015-2016/V/10/07/task1.c

@@ -0,0 +1,26 @@
+#include <stdio.h>
+
+
+void rotr(int *a,int *b,int *c)
+{
+    int n=*a;
+    *a=*c;
+    *c=*b;
+    *b=n;
+}
+int main()
+{
+    int a,b,c,t;
+    int i=0;
+    scanf("%d",&a);
+    scanf("%d",&b);
+    scanf("%d",&c);
+    scanf("%d",&t);
+    do{
+        rotr(&a,&b,&c);
+        i++;
+    }while(i<t);
+
+    printf("%d %d %d",a,b,c);
+    return 0;
+}