View Compilation Error

0_0_1867867_342.c:1:17: cstdio: No such file or directory
0_0_1867867_342.c:2:18: cstring: No such file or directory
0_0_1867867_342.c:3:18: cstdlib: No such file or directory
0_0_1867867_342.c:4:20: algorithm: No such file or directory
0_0_1867867_342.c:5: error: syntax error before "namespace"
0_0_1867867_342.c:7: error: variable-size type declared outside of any function
0_0_1867867_342.c:7: error: variable-size type declared outside of any function