View Compilation Error

0_0_20169455_30192.cpp:21:2: error: stray '\243' in program
  while（scanf("%d %d %d %d %d", &n ,&jp, &yp, &tp, &ws) ！= EOF）
  ^
0_0_20169455_30192.cpp:21:2: error: stray '\250' in program
0_0_20169455_30192.cpp:21:2: error: stray '\243' in program
0_0_20169455_30192.cpp:21:2: error: stray '\241' in program
0_0_20169455_30192.cpp:21:2: error: stray '\243' in program
0_0_20169455_30192.cpp:21:2: error: stray '\251' in program
0_0_20169455_30192.cpp: In function 'int main()':
0_0_20169455_30192.cpp:21:9: error: expected '(' before 'scanf'
  while（scanf("%d %d %d %d %d", &n ,&jp, &yp, &tp, &ws) ！= EOF）
         ^
0_0_20169455_30192.cpp:21:59: error: lvalue required as left operand of assignment
  while（scanf("%d %d %d %d %d", &n ,&jp, &yp, &tp, &ws) ！= EOF）
                                                           ^
0_0_20169455_30192.cpp:22:2: error: expected ')' before '{' token
  {for(i = 0; i < n; i++)
  ^