/in/foo.c: In function 'main':
/in/foo.c:4:1: error: stray '\302' in program
         int i, j, s, n; /*变量i控制选定数范围，j控制除数范围，s记录累加因子之和*/
 ^
/in/foo.c:4:2: error: stray '\240' in program
         int i, j, s, n; /*变量i控制选定数范围，j控制除数范围，s记录累加因子之和*/
  ^
/in/foo.c:4:3: error: stray '\302' in program
         int i, j, s, n; /*变量i控制选定数范围，j控制除数范围，s记录累加因子之和*/
   ^
/in/foo.c:4:4: error: stray '\240' in program
         int i, j, s, n; /*变量i控制选定数范围，j控制除数范围，s记录累加因子之和*/
    ^
/in/foo.c:4:5: error: stray '\302' in program
         int i, j, s, n; /*变量i控制选定数范围，j控制除数范围，s记录累加因子之和*/
     ^
/in/foo.c:4:6: error: stray '\240' in program
         int i, j, s, n; /*变量i控制选定数范围，j控制除数范围，s记录累加因子之和*/
      ^
/in/foo.c:4:7: error: stray '\302' in program
         int i, j, s, n; /*变量i控制选定数范围，j控制除数范围，s记录累加因子之和*/
       ^
/in/foo.c:4:8: error: stray '\240' in program
         int i, j, s, n; /*变量i控制选定数范围，j控制除数范围，s记录累加因子之和*/
        ^
/in/foo.c:4:9: error: stray '\302' in program
         int i, j, s, n; /*变量i控制选定数范围，j控制除数范围，s记录累加因子之和*/
         ^
/in/foo.c:4:10: error: stray '\240' in program
         int i, j, s, n; /*变量i控制选定数范围，j控制除数范围，s记录累加因子之和*/
          ^
/in/foo.c:4:11: error: stray '\302' in program
         int i, j, s, n; /*变量i控制选定数范围，j控制除数范围，s记录累加因子之和*/
           ^
/in/foo.c:4:12: error: stray '\240' in program
         int i, j, s, n; /*变量i控制选定数范围，j控制除数范围，s记录累加因子之和*/
            ^
/in/foo.c:4:13: error: stray '\302' in program
         int i, j, s, n; /*变量i控制选定数范围，j控制除数范围，s记录累加因子之和*/
             ^
/in/foo.c:4:14: error: stray '\240' in program
         int i, j, s, n; /*变量i控制选定数范围，j控制除数范围，s记录累加因子之和*/
              ^
/in/foo.c:4:15: error: stray '\302' in program
         int i, j, s, n; /*变量i控制选定数范围，j控制除数范围，s记录累加因子之和*/
               ^
/in/foo.c:4:16: error: stray '\240' in program
         int i, j, s, n; /*变量i控制选定数范围，j控制除数范围，s记录累加因子之和*/
                ^
/in/foo.c:5:1: error: stray '\302' in program
         printf("请输入所选范围上限：");
 ^
/in/foo.c:5:2: error: stray '\240' in program
         printf("请输入所选范围上限：");
  ^
/in/foo.c:5:3: error: stray '\302' in program
         printf("请输入所选范围上限：");
   ^
/in/foo.c:5:4: error: stray '\240' in program
         printf("请输入所选范围上限：");
    ^
/in/foo.c:5:5: error: stray '\302' in program
         printf("请输入所选范围上限：");
     ^
/in/foo.c:5:6: error: stray '\240' in program
         printf("请输入所选范围上限：");
      ^
/in/foo.c:5:7: error: stray '\302' in program
         printf("请输入所选范围上限：");
       ^
/in/foo.c:5:8: error: stray '\240' in program
         printf("请输入所选范围上限：");
        ^
/in/foo.c:5:9: error: stray '\302' in program
         printf("请输入所选范围上限：");
         ^
/in/foo.c:5:10: error: stray '\240' in program
         printf("请输入所选范围上限：");
          ^
/in/foo.c:5:11: error: stray '\302' in program
         printf("请输入所选范围上限：");
           ^
/in/foo.c:5:12: error: stray '\240' in program
         printf("请输入所选范围上限：");
            ^
/in/foo.c:5:13: error: stray '\302' in program
         printf("请输入所选范围上限：");
             ^
/in/foo.c:5:14: error: stray '\240' in program
         printf("请输入所选范围上限：");
              ^
/in/foo.c:5:15: error: stray '\302' in program
         printf("请输入所选范围上限：");
               ^
/in/foo.c:5:16: error: stray '\240' in program
         printf("请输入所选范围上限：");
                ^
/in/foo.c:6:1: error: stray '\302' in program
         scanf("%d", &n); /* n的值由键盘输入*/
 ^
/in/foo.c:6:2: error: stray '\240' in program
         scanf("%d", &n); /* n的值由键盘输入*/
  ^
/in/foo.c:6:3: error: stray '\302' in program
         scanf("%d", &n); /* n的值由键盘输入*/
   ^
/in/foo.c:6:4: error: stray '\240' in program
         scanf("%d", &n); /* n的值由键盘输入*/
    ^
/in/foo.c:6:5: error: stray '\302' in program
         scanf("%d", &n); /* n的值由键盘输入*/
     ^
/in/foo.c:6:6: error: stray '\240' in program
         scanf("%d", &n); /* n的值由键盘输入*/
      ^
/in/foo.c:6:7: error: stray '\302' in program
         scanf("%d", &n); /* n的值由键盘输入*/
       ^
/in/foo.c:6:8: error: stray '\240' in program
         scanf("%d", &n); /* n的值由键盘输入*/
        ^
/in/foo.c:6:9: error: stray '\302' in program
         scanf("%d", &n); /* n的值由键盘输入*/
         ^
/in/foo.c:6:10: error: stray '\240' in program
         scanf("%d", &n); /* n的值由键盘输入*/
          ^
/in/foo.c:6:11: error: stray '\302' in program
         scanf("%d", &n); /* n的值由键盘输入*/
           ^
/in/foo.c:6:12: error: stray '\240' in program
         scanf("%d", &n); /* n的值由键盘输入*/
            ^
/in/foo.c:6:13: error: stray '\302' in program
         scanf("%d", &n); /* n的值由键盘输入*/
             ^
/in/foo.c:6:14: error: stray '\240' in program
         scanf("%d", &n); /* n的值由键盘输入*/
              ^
/in/foo.c:6:15: error: stray '\302' in program
         scanf("%d", &n); /* n的值由键盘输入*/
               ^
/in/foo.c:6:16: error: stray '\240' in program
         scanf("%d", &n); /* n的值由键盘输入*/
                ^
/in/foo.c:7:1: error: stray '\302' in program
         for( i=2; i<=n; i++ )
 ^
/in/foo.c:7:2: error: stray '\240' in program
         for( i=2; i<=n; i++ )
  ^
/in/foo.c:7:3: error: stray '\302' in program
         for( i=2; i<=n; i++ )
   ^
/in/foo.c:7:4: error: stray '\240' in program
         for( i=2; i<=n; i++ )
    ^
/in/foo.c:7:5: error: stray '\302' in program
         for( i=2; i<=n; i++ )
     ^
/in/foo.c:7:6: error: stray '\240' in program
         for( i=2; i<=n; i++ )
      ^
/in/foo.c:7:7: error: stray '\302' in program
         for( i=2; i<=n; i++ )
       ^
/in/foo.c:7:8: error: stray '\240' in program
         for( i=2; i<=n; i++ )
        ^
/in/foo.c:7:9: error: stray '\302' in program
         for( i=2; i<=n; i++ )
         ^
/in/foo.c:7:10: error: stray '\240' in program
         for( i=2; i<=n; i++ )
          ^
/in/foo.c:7:11: error: stray '\302' in program
         for( i=2; i<=n; i++ )
           ^
/in/foo.c:7:12: error: stray '\240' in program
         for( i=2; i<=n; i++ )
            ^
/in/foo.c:7:13: error: stray '\302' in program
         for( i=2; i<=n; i++ )
             ^
/in/foo.c:7:14: error: stray '\240' in program
         for( i=2; i<=n; i++ )
              ^
/in/foo.c:7:15: error: stray '\302' in program
         for( i=2; i<=n; i++ )
               ^
/in/foo.c:7:16: error: stray '\240' in program
         for( i=2; i<=n; i++ )
                ^
/in/foo.c:8:1: error: stray '\302' in program
         {
 ^
/in/foo.c:8:2: error: stray '\240