1. Write a C program to do exact algebra when adding two fractions. For example, 1 1 4 +z= 1 1 5 +3= + The code must look something like this: #include int main() { (no space)"); int a,b,c,d, den, num; printf("Enter two fractions in a/b+c/d scanf("%d/%d+%d/%d", &a, &b, &c, &d); den. ...; num=...; printf("The sum is %d/%d. ", .., ..); return 0