Use cloud9 please the language is C language not C++ its .c

What output do the following calls of printf produce?

(a) printf(%6d, %4d, 86, 1040);

(b) printf(%12.5e, 30. 253);

(c) printf(%. 4f, 83. 162);

(d) printf(%-6.2g, .0000009979);