View Compilation Error

0_0_22368196_28019.cpp:18:5: error: stray '\' in program
     while(scanf(\"%d%d%d\",&n,&m,&k)!=EOF&&(n||m||k))
     ^
0_0_22368196_28019.cpp:18:5: error: missing terminating " character
0_0_22368196_28019.cpp:70:9: error: stray '\' in program
         printf(\"%.8lf\\n\",res);
         ^
0_0_22368196_28019.cpp:70:9: error: missing terminating " character
0_0_22368196_28019.cpp: In function 'int main()':
0_0_22368196_28019.cpp:21:34: error: expected '}' before ';' token
         memset(num,0,sizeof(num));
                                  ^
0_0_22368196_28019.cpp:21:34: error: expected ')' before ';' token
0_0_22368196_28019.cpp:21:34: error: expected ')' before ';' token
0_0_22368196_28019.cpp:72:5: error: expected primary-expression before '}' token
     }
     ^
0_0_22368196_28019.cpp: At global scope:
0_0_22368196_28019.cpp:74:5: error: expected unqualified-id before 'return'
     return 0;
     ^
0_0_22368196_28019.cpp:76:1: error: expected declaration before '}' token
 }
 ^