Problem$1$:

Write C$++$ code that sum the numbers from $1$ to $100$

Problem$2$:

a$.$ Write C$++$ code that sum reciprocals $(1/1+1/2+...+1/99+1/100)$

b$.$ Write C$++$ code that sum reciprocals $(1/100+1/99+...1/2+1/1)$

compare a and b

Problem$3$:

a$.$ Write C$++$ code that sum multiplication reciprocals $(1/(1$x$1)+1/(2$x$2)+...)$

b$.$ Write C$++$ code that sum reciprocals $(1/(100$x$100)+1/(99$x$99)+...)$