View Compilation Error

0_0_2472683_7884.c:1:19: iostream: No such file or directory
0_0_2472683_7884.c:2:16: cmath: No such file or directory
0_0_2472683_7884.c:3: error: syntax error before "namespace"
0_0_2472683_7884.c: In function `main':
0_0_2472683_7884.c:7: error: `__int64' undeclared (first use in this function)
0_0_2472683_7884.c:7: error: (Each undeclared identifier is reported only once
0_0_2472683_7884.c:7: error: for each function it appears in.)
0_0_2472683_7884.c:7: error: syntax error before "n"
0_0_2472683_7884.c:8: error: `n' undeclared (first use in this function)
0_0_2472683_7884.c:8: error: `EOF' undeclared (first use in this function)
0_0_2472683_7884.c:9: error: `a' undeclared (first use in this function)
0_0_2472683_7884.c:9: error: `b' undeclared (first use in this function)
0_0_2472683_7884.c:9: error: `c' undeclared (first use in this function)
0_0_2472683_7884.c:9: error: `d' undeclared (first use in this function)