View Compilation Error

0_0_10576257_20579.cpp:1:25: bits/stdc++.h: No such file or directory
0_0_10576257_20579.cpp: In function `int main()':
0_0_10576257_20579.cpp:18: error: `scanf' undeclared (first use this function)
0_0_10576257_20579.cpp:18: error: (Each undeclared identifier is reported only once for each function it appears in.)
0_0_10576257_20579.cpp:23: error: `getchar' undeclared (first use this function)
0_0_10576257_20579.cpp:32: error: `printf' undeclared (first use this function)
0_0_10576257_20579.cpp: In function `int bfs()':
0_0_10576257_20579.cpp:41: error: `memset' undeclared (first use this function)
0_0_10576257_20579.cpp:42: error: `queue' undeclared (first use this function)
0_0_10576257_20579.cpp:42: error: expected primary-expression before '>' token
0_0_10576257_20579.cpp:42: error: `q' undeclared (first use this function)