Program to display sum of series 1+1/2+1/3+..........+1/n. #include#include void main() { int n,i,sum=0; clrscr(); printf(Enter any no: ); scanf(%d,&n); printf(1); for(i=2;i<=n-1;i++) printf( 1/%d +,i); for(i=1;i<=n;i++) sum=sum+i; printf( 1/%d,n); printf(\nSum=1/%d,sum+1/n); getch(); } Output: Enter any no: 7 1 + 1/2 + 1/3 + 1/4 + 1/5 + 1/6 + 1/7 Sum=1/28