View Compilation Error

265026_0_5584.c:1:20: iostream: No such file or directory
265026_0_5584.c:2:17: cmath: No such file or directory
265026_0_5584.c:5: error: syntax error before "namespace"
265026_0_5584.c: In function `main':
265026_0_5584.c:11: error: `cin' undeclared (first use in this function)
265026_0_5584.c:11: error: (Each undeclared identifier is reported only once
265026_0_5584.c:11: error: for each function it appears in.)