View Compilation Error

0_0_12913252_18834.cpp: In function `long long int mul2()':
0_0_12913252_18834.cpp:63: error: expected `)' at end of input
0_0_12913252_18834.cpp:63: error: expected primary-expression at end of input
0_0_12913252_18834.cpp:63: error: expected `;' at end of input
0_0_12913252_18834.cpp:63: error: expected `}' at end of input
0_0_12913252_18834.cpp:63: error: expected `}' at end of input