View Compilation Error

0_0_4606169_2357.cpp: In function `int main()':
0_0_4606169_2357.cpp:13: error: `K' undeclared (first use this function)
0_0_4606169_2357.cpp:13: error: (Each undeclared identifier is reported only once for each function it appears in.)
0_0_4606169_2357.cpp:17: error: `num' undeclared (first use this function)
0_0_4606169_2357.cpp:27: error: `min_c' undeclared (first use this function)
0_0_4606169_2357.cpp:31: error: `j' undeclared (first use this function)
0_0_4606169_2357.cpp:32: error: expected `;' before "for"
0_0_4606169_2357.cpp:32: error: expected `}' at end of input
0_0_4606169_2357.cpp:32: error: expected `}' at end of input
0_0_4606169_2357.cpp:32: error: expected `}' at end of input