/in/foo.cc:4:1: error: stray '\302' in program
    4 |     int a,b,c;
      | ^
/in/foo.cc:4:2: error: stray '\240' in program
    4 |     int a,b,c;
      |  ^
/in/foo.cc:4:4: error: stray '\302' in program
    4 |     int a,b,c;
      |    ^
/in/foo.cc:4:5: error: stray '\240' in program
    4 |     int a,b,c;
      |     ^
/in/foo.cc:5:1: error: stray '\302' in program
    5 |     while(cin>>a>>b>>c){
      | ^
/in/foo.cc:5:2: error: stray '\240' in program
    5 |     while(cin>>a>>b>>c){
      |  ^
/in/foo.cc:5:4: error: stray '\302' in program
    5 |     while(cin>>a>>b>>c){
      |    ^
/in/foo.cc:5:5: error: stray '\240' in program
    5 |     while(cin>>a>>b>>c){
      |     ^
/in/foo.cc:6:1: error: stray '\302' in program
    6 |         //if(a==0&&b==0&&c==0) break;
      | ^
/in/foo.cc:6:2: error: stray '\240' in program
    6 |         //if(a==0&&b==0&&c==0) break;
      |  ^
/in/foo.cc:6:4: error: stray '\302' in program
    6 |         //if(a==0&&b==0&&c==0) break;
      |    ^
/in/foo.cc:6:5: error: stray '\240' in program
    6 |         //if(a==0&&b==0&&c==0) break;
      |     ^
/in/foo.cc:6:7: error: stray '\302' in program
    6 |         //if(a==0&&b==0&&c==0) break;
      |       ^
/in/foo.cc:6:8: error: stray '\240' in program
    6 |         //if(a==0&&b==0&&c==0) break;
      |        ^
/in/foo.cc:6:10: error: stray '\302' in program
    6 |         //if(a==0&&b==0&&c==0) break;
      |          ^
/in/foo.cc:6:11: error: stray '\240' in program
    6 |         //if(a==0&&b==0&&c==0) break;
      |           ^
/in/foo.cc:7:1: error: stray '\302' in program
    7 |         int sum=0;
      | ^
/in/foo.cc:7:2: error: stray '\240' in program
    7 |         int sum=0;
      |  ^
/in/foo.cc:7:4: error: stray '\302' in program
    7 |         int sum=0;
      |    ^
/in/foo.cc:7:5: error: stray '\240' in program
    7 |         int sum=0;
      |     ^
/in/foo.cc:7:7: error: stray '\302' in program
    7 |         int sum=0;
      |       ^
/in/foo.cc:7:8: error: stray '\240' in program
    7 |         int sum=0;
      |        ^
/in/foo.cc:7:10: error: stray '\302' in program
    7 |         int sum=0;
      |          ^
/in/foo.cc:7:11: error: stray '\240' in program
    7 |         int sum=0;
      |           ^
/in/foo.cc:8:1: error: stray '\302' in program
    8 |         for(int i=a;i<=b;i=i+c){
      | ^
/in/foo.cc:8:2: error: stray '\240' in program
    8 |         for(int i=a;i<=b;i=i+c){
      |  ^
/in/foo.cc:8:4: error: stray '\302' in program
    8 |         for(int i=a;i<=b;i=i+c){
      |    ^
/in/foo.cc:8:5: error: stray '\240' in program
    8 |         for(int i=a;i<=b;i=i+c){
      |     ^
/in/foo.cc:8:7: error: stray '\302' in program
    8 |         for(int i=a;i<=b;i=i+c){
      |       ^
/in/foo.cc:8:8: error: stray '\240' in program
    8 |         for(int i=a;i<=b;i=i+c){
      |        ^
/in/foo.cc:8:10: error: stray '\302' in program
    8 |         for(int i=a;i<=b;i=i+c){
      |          ^
/in/foo.cc:8:11: error: stray '\240' in program
    8 |         for(int i=a;i<=b;i=i+c){
      |           ^
/in/foo.cc:9:1: error: stray '\302' in program
    9 |             sum+=i;
      | ^
/in/foo.cc:9:2: error: stray '\240' in program
    9 |             sum+=i;
      |  ^
/in/foo.cc:9:4: error: stray '\302' in program
    9 |             sum+=i;
      |    ^
/in/foo.cc:9:5: error: stray '\240' in program
    9 |             sum+=i;
      |     ^
/in/foo.cc:9:7: error: stray '\302' in program
    9 |             sum+=i;
      |       ^
/in/foo.cc:9:8: error: stray '\240' in program
    9 |             sum+=i;
      |        ^
/in/foo.cc:9:10: error: stray '\302' in program
    9 |             sum+=i;
      |          ^
/in/foo.cc:9:11: error: stray '\240' in program
    9 |             sum+=i;
      |           ^
/in/foo.cc:9:13: error: stray '\302' in program
    9 |             sum+=i;
      |             ^
/in/foo.cc:9:14: error: stray '\240' in program
    9 |             sum+=i;
      |              ^
/in/foo.cc:9:16: error: stray '\302' in program
    9 |             sum+=i;
      |                ^
/in/foo.cc:9:17: error: stray '\240' in program
    9 |             sum+=i;
      |                 ^
/in/foo.cc:10:1: error: stray '\302' in program
   10 |         }
      | ^
/in/foo.cc:10:2: error: stray '\240' in program
   10 |         }
      |  ^
/in/foo.cc:10:4: error: stray '\302' in program
   10 |         }
      |    ^
/in/foo.cc:10:5: error: stray '\240' in program
   10 |         }
      |     ^
/in/foo.cc:10:7: error: stray '\302' in program
   10 |         }
      |       ^
/in/foo.cc:10:8: error: stray '\240' in program
   10 |         }
      |        ^
/in/foo.cc:10:10: error: stray '\302' in program
   10 |         }
      |          ^
/in/foo.cc:10:11: error: stray '\240' in program
   10 |         }
      |           ^
/in/foo.cc:11:1: error: stray '\302' in program
   11 |         printf("%d\n",sum);
      | ^
/in/foo.cc:11:2: error: stray '\240' in program
   11 |         printf("%d\n",sum);
      |  ^
/in/foo.cc:11:4: error: stray '\302' in program
   11 |         printf("%d\n",sum);
      |    ^
/in/foo.cc:11:5: error: stray '\240' in program
   11 |         printf("%d\n",sum);
      |     ^
/in/foo.cc:11:7: error: stray '\302' in program
   11 |         printf("%d\n",sum);
      |       ^
/in/foo.cc:11:8: error: stray '\240' in program
   11 |         printf("%d\n",sum);
      |        ^
/in/foo.cc:11:10: error: stray '\302' in program
   11 |         printf("%d\n",sum);
      |          ^
/in/foo.cc:11:11: error: stray '\240' in program
   11 |         printf("%d\n",sum);
      |           ^
/in/foo.cc:12:1: error: stray '\302' in program
   12 |     }
      | ^
/in/foo.cc:12:2: error: stray '\240' in program
   12 |     }
      |  ^
/in/foo.cc:12:4: error: stray '\302' in program
   12 |     }
      |    ^
/in/foo.cc:12:5: error: stray '\240' in program
   12 |     }
      |     ^