/in/foo.cc:1:18: warning: extra tokens at end of #include directive
 #include<stdio.h> 
                  ^
/in/foo.cc:2:21: error: stray '\302' in program
 int n,f[5001][5001]; 
                     ^
/in/foo.cc:2:22: error: stray '\240' in program
 int n,f[5001][5001]; 
                      ^
/in/foo.cc:3:22: error: stray '\302' in program
 char a[5001],b[5001];      
                      ^
/in/foo.cc:3:23: error: stray '\240' in program
 char a[5001],b[5001];      
                       ^
/in/foo.cc:3:24: error: stray '\302' in program
 char a[5001],b[5001];      
                        ^
/in/foo.cc:3:25: error: stray '\240' in program
 char a[5001],b[5001];      
                         ^
/in/foo.cc:3:26: error: stray '\302' in program
 char a[5001],b[5001];      
                          ^
/in/foo.cc:3:27: error: stray '\240' in program
 char a[5001],b[5001];      
                           ^
/in/foo.cc:3:28: error: stray '\302' in program
 char a[5001],b[5001];      
                            ^
/in/foo.cc:3:29: error: stray '\240' in program
 char a[5001],b[5001];      
                             ^
/in/foo.cc:3:30: error: stray '\302' in program
 char a[5001],b[5001];      
                              ^
/in/foo.cc:3:31: error: stray '\240' in program
 char a[5001],b[5001];      
                               ^
/in/foo.cc:3:32: error: stray '\302' in program
 char a[5001],b[5001];      
                                ^
/in/foo.cc:3:33: error: stray '\240' in program
 char a[5001],b[5001];      
                                 ^
/in/foo.cc:4:11: error: stray '\302' in program
 int main() 
           ^
/in/foo.cc:4:12: error: stray '\240' in program
 int main() 
            ^
/in/foo.cc:5:2: error: stray '\302' in program
 { 
  ^
/in/foo.cc:5:3: error: stray '\240' in program
 { 
   ^
/in/foo.cc:6:1: error: stray '\302' in program
     scanf("%d",&n); 
 ^
/in/foo.cc:6:2: error: stray '\240' in program
     scanf("%d",&n); 
  ^
/in/foo.cc:6:3: error: stray '\302' in program
     scanf("%d",&n); 
   ^
/in/foo.cc:6:4: error: stray '\240' in program
     scanf("%d",&n); 
    ^
/in/foo.cc:6:5: error: stray '\302' in program
     scanf("%d",&n); 
     ^
/in/foo.cc:6:6: error: stray '\240' in program
     scanf("%d",&n); 
      ^
/in/foo.cc:6:7: error: stray '\302' in program
     scanf("%d",&n); 
       ^
/in/foo.cc:6:8: error: stray '\240' in program
     scanf("%d",&n); 
        ^
/in/foo.cc:6:24: error: stray '\302' in program
     scanf("%d",&n); 
                        ^
/in/foo.cc:6:25: error: stray '\240' in program
     scanf("%d",&n); 
                         ^
/in/foo.cc:7:1: error: stray '\302' in program
     scanf("%s",a+1); 
 ^
/in/foo.cc:7:2: error: stray '\240' in program
     scanf("%s",a+1); 
  ^
/in/foo.cc:7:3: error: stray '\302' in program
     scanf("%s",a+1); 
   ^
/in/foo.cc:7:4: error: stray '\240' in program
     scanf("%s",a+1); 
    ^
/in/foo.cc:7:5: error: stray '\302' in program
     scanf("%s",a+1); 
     ^
/in/foo.cc:7:6: error: stray '\240' in program
     scanf("%s",a+1); 
      ^
/in/foo.cc:7:7: error: stray '\302' in program
     scanf("%s",a+1); 
       ^
/in/foo.cc:7:8: error: stray '\240' in program
     scanf("%s",a+1); 
        ^
/in/foo.cc:7:25: error: stray '\302' in program
     scanf("%s",a+1); 
                         ^
/in/foo.cc:7:26: error: stray '\240' in program
     scanf("%s",a+1); 
                          ^
/in/foo.cc:8:1: error: stray '\302' in program
     for(inti=1;i<=n;i++) 
 ^
/in/foo.cc:8:2: error: stray '\240' in program
     for(inti=1;i<=n;i++) 
  ^
/in/foo.cc:8:3: error: stray '\302' in program
     for(inti=1;i<=n;i++) 
   ^
/in/foo.cc:8:4: error: stray '\240' in program
     for(inti=1;i<=n;i++) 
    ^
/in/foo.cc:8:5: error: stray '\302' in program
     for(inti=1;i<=n;i++) 
     ^
/in/foo.cc:8:6: error: stray '\240' in program
     for(inti=1;i<=n;i++) 
      ^
/in/foo.cc:8:7: error: stray '\302' in program
     for(inti=1;i<=n;i++) 
       ^
/in/foo.cc:8:8: error: stray '\240' in program
     for(inti=1;i<=n;i++) 
        ^
/in/foo.cc:8:29: error: stray '\302' in program
     for(inti=1;i<=n;i++) 
                             ^
/in/foo.cc:8:30: error: stray '\240' in program
     for(inti=1;i<=n;i++) 
                              ^
/in/foo.cc:9:1: error: stray '\302' in program
         b[n+1-i]=a[i]; 
 ^
/in/foo.cc:9:2: error: stray '\240' in program
         b[n+1-i]=a[i]; 
  ^
/in/foo.cc:9:3: error: stray '\302' in program
         b[n+1-i]=a[i]; 
   ^
/in/foo.cc:9:4: error: stray '\240' in program
         b[n+1-i]=a[i]; 
    ^
/in/foo.cc:9:5: error: stray '\302' in program
         b[n+1-i]=a[i]; 
     ^
/in/foo.cc:9:6: error: stray '\240' in program
         b[n+1-i]=a[i]; 
      ^
/in/foo.cc:9:7: error: stray '\302' in program
         b[n+1-i]=a[i]; 
       ^
/in/foo.cc:9:8: error: stray '\240' in program
         b[n+1-i]=a[i]; 
        ^
/in/foo.cc:9:9: error: stray '\302' in program
         b[n+1-i]=a[i]; 
         ^
/in/foo.cc:9:10: error: stray '\240' in program
         b[n+1-i]=a[i]; 
          ^
/in/foo.cc:9:11: error: stray '\302' in program
         b[n+1-i]=a[i]; 
           ^
/in/foo.cc:9:12: error: stray '\240' in program
         b[n+1-i]=a[i]; 
            ^
/in/foo.cc:9:13: error: stray '\302' in program
         b[n+1-i]=a[i]; 
             ^
/in/foo.cc:9:14: error: stray '\240' in program
         b[n+1-i]=a[i]; 
              ^
/in/foo.cc:9:15: error: stray '\302' in program
         b[n+1-i]=a[i]; 
               ^
/in/foo.cc:9:16: error: stray '\240' in program
         b[n+1-i]=a[i]; 
                ^
/in/foo.cc:9:31: error: stray '\302' in program
         b[n+1-i]=a[i]; 
                               ^
/in/foo.cc:9:32: error: stray '\240' in program
         b[n+1-i]=a[i]; 
                                ^
/in/foo.cc:10:1: error: stray '\302' in program
     for(inti=1;i<=n;i++) 
 ^
/in/foo.cc:10:2: error: stray '\240' in program
     for(inti=1;i<=n;i++) 
  ^
/in/foo.cc:10:3: error: stray '\302' in program
     for(inti=1;i<=n;i++) 
   ^
/in/foo.cc:10:4: error: stray '\240' in program
     for(inti=1;i<=n;i++) 
    ^
/in/foo.cc:10:5: error: stray '\302' in program
     for(inti=1;i<=n;i++) 
     ^
/in/foo.cc:10:6: error: stray '\240' in program
     for(inti=1;i<=n;i++) 
      ^
/in/foo.cc:10:7: error: stray '\302' in program
     for(inti=1;i<=n;i++) 
       ^
/in/foo.cc:10:8: error: stray '\240' in program
     for(inti=1;i<=n;i++) 
        ^
/in/foo.cc:10:29: error: stray '\302' in program
     for(inti=1;i<=n;i++) 
                             ^
/in/foo.cc:10:30: error: stray '\240' in program
     for(inti=1;i<=n;i++) 
                              ^
/in/foo.cc:11:1: error: stray '\302' in program
         for(intj=1;j<=n;j++) 
 ^
/in/foo.cc:11:2: error: stray '\240' in program
         for(intj=1;j<=n;j++) 
  ^
/in/foo.cc:11:3: error: stray '\302' in program
         for(intj=1;j<=n;j++) 
   ^
/in/foo.cc:11:4: error: stray '\240' in program
         for(intj=1;j<=n;j++) 
    ^
/in/foo.cc:11:5: error: stray '\302' in program
         for(intj=1;j<=n;j++) 
     ^
/in/foo.cc:11:6: error: stray '\240' in program
         for(intj=1;j<=n;j++) 
      ^
/in/foo.cc:11:7: error: stray '\302' in program
         for(intj=1;j<=n;j++) 
       ^
/in/foo.cc:11:8: error: stray '\240' in program
         for(intj=1;j<=n;j++) 
        ^
/in/foo.cc:11:9: error: stray '\302' in program
         for(intj=1;j<=n;j++) 
         ^
/in/foo.cc:11:10: error: stray '\240' in program
         for(intj=1;j<=n;j++) 
          ^
/in