View Compilation Error

0_0_12045121_6999.cpp:1:24: bits/stdc++.h: No such file or directory
0_0_12045121_6999.cpp: In function `int main()':
0_0_12045121_6999.cpp:10: error: `scanf' undeclared (first use this function)
0_0_12045121_6999.cpp:10: error: (Each undeclared identifier is reported only once for each function it appears in.)
0_0_12045121_6999.cpp:12: error: `printf' undeclared (first use this function)