DevOps, CI/CD and Automation

Hi
i am a student and my professor told me to download sql development with jdk web site form oracle
i used following web site

httpp://www.oracle.com/technetwork/developer-tools/sql-developer/downloads/index.html

and i downloaded following program

Platform

Windows 32-bit - zip file includes the JDK1.6.0_11

Download 207 M

after down load i unzip the file by extract all command

it extracted in folder sqldeveloper

from that i try to do run on sqldeveloper.exe

but i amd getting error

sqldevelopement-system error
the program can't start because MSVCR71.dll is miising from your computer. try reinstalling the program to fix this problem.

another meassage
oracle sql development box saying

unable to launc the java virtual machine
located at path
..\..\jdk\jre\bin\client\jvm.dll

i try to reinstall two three times but everytime its giving me same message. i don't know what to do
i have window 7 with 64 bit
but you have only 32bit with jdk

please reply asap because i have to finish my project
thank you
bj