Untitled

#include <stdio.h>
void printPoly(int a[] , int l) {
    for(int i=l-1; i>=0; i--) {
        if(i != 0) 
            printf("%dx^%d+",a[i],i);
        else
            printf("%d",a[i]);
    }
}
int main() {
    int a[] = {3,0,5};
    int b[] = {4,3,1};
    int l1 = sizeof(a) / sizeof(a[0]);
    int l2 = sizeof(b) / sizeof(b[0]);
    int max = l1 > l2 ? l1 : l2;
    int min = l1 > l2 ? l2 : l1;
    int c[max];
    for(int i=0; i<min; i++)
        c[i] = a[i] + b[i];
    while(min < max) {
        c[min++] = l1 > l2 ? a[min] : b[min];
    }
    printPoly(c,max);
    return 0;
}