View Compilation Error

0_0_16004150_2507.cpp:29:9: error: stray '\' in program
         if(m==0){ printf("%.2f\n",total\n);continue;}
         ^
0_0_16004150_2507.cpp:32:9: error: stray '\' in program
         p=double(m)\n;//p表示选中奖的概率
         ^
0_0_16004150_2507.cpp: In function 'int main()':
0_0_16004150_2507.cpp:29:41: error: expected ')' before 'n'
         if(m==0){ printf("%.2f\n",total\n);continue;}
                                         ^
0_0_16004150_2507.cpp:32:21: error: expected ';' before 'n'
         p=double(m)\n;//p表示选中奖的概率
                     ^