All the compiler for C++ can also be used for C. .
Some good compiler are :
Turbo C++
Turbo C compiler
http://www.acms.arizona.edu/educatio...ownloadTC.html
DevC++ compiler
http://www.bloodshed.net/devcpp.html
Microsoft Visual C++
There is no trick to run a C program in a c++ compiler.Just type ur program and click on RUN.Thats it.
And for saving a program
For a C program ..save as anything.c
For a C++ program.. save as anything .cpp