View Compilation Error

0_0_6655152_15890.cpp: In function `int main()':
0_0_6655152_15890.cpp:6: error: `ll' undeclared (first use this function)
0_0_6655152_15890.cpp:6: error: (Each undeclared identifier is reported only once for each function it appears in.)
0_0_6655152_15890.cpp:6: error: expected `;' before "res"
0_0_6655152_15890.cpp:12: error: `res' undeclared (first use this function)
0_0_6655152_15890.cpp:12: error: expected `)' before numeric constant
0_0_6655152_15890.cpp:13: error: expected `)' before numeric constant