View Compilation Error

0_0_7874190_25542.cpp:1:18:  cstdio: No such file or directory
0_0_7874190_25542.cpp:2:19:  cstring: No such file or directory
0_0_7874190_25542.cpp:3:18:  string: No such file or directory
0_0_7874190_25542.cpp:4:20:  iostream: No such file or directory
0_0_7874190_25542.cpp:5:21:  algorithm: No such file or directory
0_0_7874190_25542.cpp: In function `int main()':
0_0_7874190_25542.cpp:9: error: `scanf' undeclared (first use this function)
0_0_7874190_25542.cpp:9: error: (Each undeclared identifier is reported only once for each function it appears in.)
0_0_7874190_25542.cpp:18: error: `printf' undeclared (first use this function)