Addition of programs.

matrix_multiplication.c

@@ -0,0 +1,49 @@
+#include<stdio.h>    
+#include<stdlib.h>  
+int main(){  
+int a[10][10],b[10][10],mul[10][10],r,c,i,j,k;    
+system("cls");  
+printf("enter the number of row=");    
+scanf("%d",&r);    
+printf("enter the number of column=");    
+scanf("%d",&c);    
+printf("enter the first matrix element=\n");    
+for(i=0;i<r;i++)    
+{    
+for(j=0;j<c;j++)    
+{    
+scanf("%d",&a[i][j]);    
+}    
+}    
+printf("enter the second matrix element=\n");    
+for(i=0;i<r;i++)    
+{    
+for(j=0;j<c;j++)    
+{    
+scanf("%d",&b[i][j]);    
+}    
+}    
+
+printf("multiply of the matrix=\n");    
+for(i=0;i<r;i++)    
+{    
+for(j=0;j<c;j++)    
+{    
+mul[i][j]=0;    
+for(k=0;k<c;k++)    
+{    
+mul[i][j]+=a[i][k]*b[k][j];    
+}    
+}    
+}    
+//for printing result    
+for(i=0;i<r;i++)    
+{    
+for(j=0;j<c;j++)    
+{    
+printf("%d\t",mul[i][j]);    
+}    
+printf("\n");    
+}    
+return 0;  
+}  

palindrome_number.c

@@ -0,0 +1,19 @@
+#include<stdio.h>  
+int main()    
+{    
+int n,r,sum=0,temp;    
+printf("enter the number=");    
+scanf("%d",&n);    
+temp=n;    
+while(n>0)    
+{    
+r=n%10;    
+sum=(sum*10)+r;    
+n=n/10;    
+}    
+if(temp==sum)    
+printf("palindrome number ");    
+else    
+printf("not palindrome");   
+return 0;  
+}   

reverse_number.c

@@ -0,0 +1,15 @@
+#include<stdio.h>  
+ int main()    
+{    
+int n, reverse=0, rem;    
+printf("Enter a number: ");    
+  scanf("%d", &n);    
+  while(n!=0)    
+  {    
+     rem=n%10;    
+     reverse=reverse*10+rem;    
+     n/=10;    
+  }    
+  printf("Reversed Number: %d",reverse);    
+return 0;  
+}