View Compilation Error

0_0_2871524_5137.c:1:19: iostream: No such file or directory
0_0_2871524_5137.c:2:14: map: No such file or directory
0_0_2871524_5137.c:3:17: string: No such file or directory
0_0_2871524_5137.c:4: error: syntax error before "namespace"
0_0_2871524_5137.c: In function `main':
0_0_2871524_5137.c:8: error: `map' undeclared (first use in this function)
0_0_2871524_5137.c:8: error: (Each undeclared identifier is reported only once
0_0_2871524_5137.c:8: error: for each function it appears in.)
0_0_2871524_5137.c:8: error: `string' undeclared (first use in this function)
0_0_2871524_5137.c:8: error: `m' undeclared (first use in this function)
0_0_2871524_5137.c:9: error: syntax error at end of input