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#include<stdio.h> #include<conio.h> #include<math.h> int eval(int b[],int n,int x); void main() {  int a[10],i,e,n,x;  clrscr();  for(i=0;i>10;i++)  {   a[i]=0;  }  printf("\n Enter number of term:-\n");  scanf("%d",&n);  printf("\n Enter co-efficient:-\n");  for(i=n;i>=0;i--)  {   printf("\n Enter co-efficient for A[%d]:-",i);   scanf("%d",&a[i]);  }  printf("\n Polynomial Expression is:-\n");  for(i=n;i>0;i--)  {   if(a[i]!=0)   {    printf("%dx^%d+",a[i],i);   }  }  printf("%d",a[i]);  printf("\n Enter value for x:-\n");  scanf("%d",&x);  e=eval(a,n,x);  printf("\n Evaluation of Polynomial is:-\t%d",e);  getch(); } int eval(int b[],int n,int x) {  int i,s=0;  for(i=n;i>=0;i--)  {   s=s+b[i]*pow(x,i);  }  return(s); }

 IMPLEMENTATION OF MALLOC AND REALLOC FUNCTION #include<stdio.h> #include<conio.h> void main() {   int s,i,newsize,*p;   clrscr();   printf("\n Enter size of an array:-");   scanf("%d",&s);   p=(int *)malloc(s*sizeof(int));   printf("\n Enter the number:-\n");   for(i=0;i<s;i++)   {     scanf("%d",&p[i]);   }   printf("\n Entered numbers are:- \n");   for(i=0;i<s;i++)   {     printf(" %d",p[i]);   }   printf("\nEnter newsize of an array:-");   scanf("%d",&newsize);   p=(int *)realloc(p,newsize);   printf("\n Enter the numbers for newsize:-\n");   for(i=s;i<newsize;i++)   {     scanf("%d",&p[i]);   }   printf("\n All elements of an array is:-\n");   for(i=0;i<newsize;i++)   {     printf(" %d",p[i]);   }   getch();  }