View Compilation Error

0_0_5205144_17808.cpp: In function `int main()':
0_0_5205144_17808.cpp:16: error: `m' undeclared (first use this function)
0_0_5205144_17808.cpp:16: error: (Each undeclared identifier is reported only once for each function it appears in.)
0_0_5205144_17808.cpp:17: error: `setpercision' undeclared (first use this function)