View Compilation Error

0_0_6140709_31361.c:1:20: iostream: No such file or directory
0_0_6140709_31361.c:2: error: syntax error before "namespace"
0_0_6140709_31361.c: In function `main':
0_0_6140709_31361.c:9: error: `cin' undeclared (first use in this function)
0_0_6140709_31361.c:9: error: (Each undeclared identifier is reported only once
0_0_6140709_31361.c:9: error: for each function it appears in.)
0_0_6140709_31361.c:40: error: `cout' undeclared (first use in this function)
0_0_6140709_31361.c:40: error: `endl' undeclared (first use in this function)