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EIGHTH.C

@@ -0,0 +1,19 @@
+#include <stdio.h> 
+#include<string.h>
+int main(){  
+   int i,v=0,c=0;  
+   char str[100];  
+   printf("Enter the string:");
+   gets(str);
+   for(i = 0; i < strlen(str); i++){  
+       if(str[i] == 'a' || str[i] == 'e' || str[i] == 'i' || str[i] == 'o' || str[i] == 'u') {    
+            v++;  
+        }  
+        else if(str[i] >= 'a' && str[i] <= 'z'){   
+            c++;  
+        }  
+   }  
+   printf("Number of vowels : %d\n", v);  
+   printf("Number of consonant : %d", c);  
+   return 0;  
+}

FIFTH.C

@@ -0,0 +1,20 @@
+#include<stdio.h>
+int main(){ 
+int arr[]={1,7,5,3,1};
+int MaxCount=0;
+int MaxFreq;
+for(int i=0;i<5;i++){
+    int count=0; 
+    for(int j=0;j<5;j++){
+        int k=arr[i]; 
+        if(arr[j]==k){
+            count++;
+}
+    }
+if (count >MaxCount){
+    MaxCount=count;
+MaxFreq = arr[i];
+}
+}
+printf("The most frequent no is : %d and it has occured %d times",MaxFreq, MaxCount);
+}

FIRST.C

@@ -0,0 +1,29 @@
+#include <stdio.h>
+
+int main(){
+	int n, i, num, occr = 0;
+
+	printf("Enter the Array size = ");
+	scanf("%d", &n);
+
+	int arr[n];
+
+	printf("Enter the %d elements : ", n);
+	for (i = 0; i < n; i++)
+	{
+		scanf("%d", &arr[i]);
+	}
+
+	printf("Enter the Item to Know = ");
+	scanf("%d", &num);
+
+	for (i = 0; i < n; i++)
+	{
+		if (arr[i] == num)
+		{
+			occr++;
+		}
+	}
+
+	printf("%d Occurred %d Times.\n", num, occr);
+}

FOURTH.C

@@ -0,0 +1,14 @@
+#include <stdio.h>
+
+int main(){
+	int i,j,num=1;
+    for(i=0;i<5;i++){
+        for (j=0;j<=i;j++){
+            printf("%d ", num);
+            num++;
+        }
+        printf("\n");
+    }
+    return 0;
+}
+

NINTH.C

@@ -0,0 +1,13 @@
+#include <stdio.h>
+int main() {
+   int i, j, rows;
+   printf("Enter the number of rows: ");
+   scanf("%d", &rows);
+   for (i = rows; i >= 1; --i) {
+      for (j = 1; j <= i; ++j) {
+         printf("* ");
+      }
+      printf("\n");
+   }
+   return 0;
+}

SECOND.C

@@ -0,0 +1,59 @@
+#include <stdio.h>
+
+int main(){
+	int n, m, i= 0;
+
+	printf("Enter the Array1 size = ");
+	scanf("%d", &n);
+
+	int arr1[n];
+
+	printf("Enter the %d elements : ", n);
+	for (i = 0; i < n; i++)
+	{
+		scanf("%d", &arr1[i]);
+	}
+
+	printf("Enter the Array2 size = ");
+	scanf("%d", &m);
+
+	int arr2[m];
+
+	printf("Enter the %d elements : ", m);
+	for (i = 0; i < m; i++)
+	{
+		scanf("%d", &arr2[i]);
+	}
+
+    int totsize = n+m;
+
+    int Mgdarr[totsize];
+
+    for(i=0; i<n; i++){
+        Mgdarr[i]=arr1[i];
+    }
+
+    for(i=0; i< totsize; i++){
+        Mgdarr[n+i]=arr2[i];
+    }
+
+    for(i=0; i< totsize; i++){
+        printf("%d", Mgdarr[i]);
+    }
+
+    printf("\n");
+
+    for(int i=0; i<totsize/2; i++){
+        int firstvl=Mgdarr[i];
+        int secval=Mgdarr[totsize-i-1];
+        Mgdarr[i]=secval;
+        Mgdarr[totsize-i-1]=firstvl;}
+
+    for(i=0; i< totsize; i++){
+        printf("%d", Mgdarr[i]);
+    }
+
+    return 0;
+}
+
+

SEVENTH.C

@@ -0,0 +1,19 @@
+#include<stdio.h>
+
+int main(){
+int arr[]={1,2,-9,-6,4,2}; 
+int j=0;
+for(int i=0;i<6;i++){
+    if(arr[i]<0){ 
+        if(i!=j){
+            int temp=arr[i]; 
+            arr[i]=arr[j]; 
+            arr[j]=temp;
+        }
+        j++;
+    }
+}
+for(int i=0;i<6;i++){
+    printf("%d ", arr[i]);
+}
+}

SIXTH.C

@@ -0,0 +1,20 @@
+#include<stdio.h>
+int main(){ 
+int arr[]={1,7,5,3,1};
+int MaxCount=0;
+int MaxFreq;
+for(int i=0;i<5;i++){
+    int count=0; 
+    for(int j=0;j<5;j++){
+        int k=arr[i]; 
+        if(arr[j]==k){
+            count++;
+}
+    }
+if (count >MaxCount){
+    MaxCount=count;
+MaxFreq = arr[i];
+}
+}
+printf("The most frequent no is : %d and it has occured %d times",MaxFreq, MaxCount);
+}

TENTH.C

@@ -0,0 +1,29 @@
+#include <stdio.h>
+#include <string.h>
+
+int main()
+{
+    char s[100]; 
+    int i,k,alpha=0,digit=0,spchar=0;
+
+    printf("Enter  the string : ");
+    gets(s);
+
+    k=strlen(s);
+
+    for(i=0;i<k;i++)  {
+        if((s[i]>=65 && s[i]<=90)|| (s[i]>=97 && s[i]<=122) )
+          alpha++;
+        else if(s[i]>=48 && s[i]<=57)
+          digit++;
+        else
+          spchar++;
+
+ 	}
+
+
+    printf("Alphabets = %d\n",alpha);
+    printf("Digits = %d\n",digit);
+    printf("Special characters = %d", spchar);
+    return 0;
+}

THIRD.C

@@ -0,0 +1,40 @@
+#include <stdio.h>
+#include <conio.h>
+
+int sort(int *a,int n);
+int print(int *a,int n);
+
+
+int main(){
+    int a[100],i,n;
+
+    printf("Enter size of the  array : ");
+    scanf("%d", &n);
+    printf("Enter elements in array : ");
+    for(i=0; i<n; i++)
+    {
+        scanf("%d",&a[i]);
+    }
+
+   sort(a,n);
+   print(a,n);
+
+   return 0;
+}
+
+int sort(int *a,int n){ 
+    int i,j,temp;
+     for(i=0; i<n-1; i++){
+        for(j=0; j<n-i-1; j++){
+           if(a[j]>a[j+1]){
+           	temp=a[j];
+           	a[j]=a[j+1];
+           	a[j+1]=temp;}
+        }  
+    }
+}
+int print(int *a,int n){ 
+    int i;
+    for(i=0; i<n; i++){
+       printf("%d ",a[i]);}     
+}