Shell Scripting (For & While)

gub@cseit:~$ ld
ld: no input files
gub@cseit:~$ cd Documents
gub@cseit:~/Documents$ mkdir Tushar
gub@cseit:~/Documents$ cd Tushar
gub@cseit:~/Documents/Tushar$ which bash >new.sh
gub@cseit:~/Documents/Tushar$ ls
new.sh
gub@cseit:~/Documents/Tushar$ chmod +x new.sh
gub@cseit:~/Documents/Tushar$ gedit new.sh
gub@cseit:~/Documents/Tushar$ gedit new.sh
gub@cseit:~/Documents/Tushar$ /new.sh
bash: /new.sh: No such file or directory
gub@cseit:~/Documents/Tushar$ ./new.sh
1
2
3
4
5
All done



#!/bin/bash
echo -n "enter a number"
read n
for ((i=1;i<=n; i++))
do
echo "Output $i"
done

---------------------------------

#!/bin/bash
echo -n "enter a number"
read n
sum=0
for ((i=1;i<=n; i++))
do
sum=$((sum+i))
done
echo "Output is $sum"

----------------------------



Taking input in array :
>>>>>>>>>>>>>>>>>>>>>>

#!/bin/bash
echo -n "enter limit: "
read n
echo "Enter Numbers: "
for ((i=0;i<n; i++))
do
read a[$i]
done



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##!/bin/bash
echo -n "enter limit: "
read n
echo "Enter Numbers: "