View Compilation Error

0_0_25590775_12733.c: In function 'main':
0_0_25590775_12733.c:7:2: error: expected expression before '/' token
  //long long count=0;
  ^
0_0_25590775_12733.c:18:19: error: expected expression before '/' token
     p=(k-n)/(n-1);//商 
                   ^
0_0_25590775_12733.c:18:19: error: stray '\311' in program
0_0_25590775_12733.c:18:19: error: stray '\314' in program
0_0_25590775_12733.c:19:19: error: expected expression before '/' token
     q=(k-n)%(n-1);//余
                   ^
0_0_25590775_12733.c:19:19: error: stray '\323' in program
0_0_25590775_12733.c:19:19: error: stray '\340' in program