/in/foo.cc:11:6: error: stray '\302' in program
 using namespace std;
      ^
/in/foo.cc:11:7: error: stray '\240' in program
 using namespace std;
       ^
/in/foo.cc:11:17: error: stray '\302' in program
 using namespace std;
                 ^
/in/foo.cc:11:18: error: stray '\240' in program
 using namespace std;
                  ^
/in/foo.cc:13:5: error: stray '\302' in program
 void inc(int &a,int b) {if((a+=b)>=MOD) a-=MOD;}
     ^
/in/foo.cc:13:6: error: stray '\240' in program
 void inc(int &a,int b) {if((a+=b)>=MOD) a-=MOD;}
      ^
/in/foo.cc:13:14: error: stray '\302' in program
 void inc(int &a,int b) {if((a+=b)>=MOD) a-=MOD;}
              ^
/in/foo.cc:13:15: error: stray '\240' in program
 void inc(int &a,int b) {if((a+=b)>=MOD) a-=MOD;}
               ^
/in/foo.cc:13:22: error: stray '\302' in program
 void inc(int &a,int b) {if((a+=b)>=MOD) a-=MOD;}
                      ^
/in/foo.cc:13:23: error: stray '\240' in program
 void inc(int &a,int b) {if((a+=b)>=MOD) a-=MOD;}
                       ^
/in/foo.cc:13:43: error: stray '\302' in program
 void inc(int &a,int b) {if((a+=b)>=MOD) a-=MOD;}
                                           ^
/in/foo.cc:13:44: error: stray '\240' in program
 void inc(int &a,int b) {if((a+=b)>=MOD) a-=MOD;}
                                            ^
/in/foo.cc:14:4: error: stray '\302' in program
 int N,M;
    ^
/in/foo.cc:14:5: error: stray '\240' in program
 int N,M;
     ^
/in/foo.cc:15:7: error: stray '\302' in program
 struct Murakumo
       ^
/in/foo.cc:15:8: error: stray '\240' in program
 struct Murakumo
        ^
/in/foo.cc:17:1: error: stray '\302' in program
     bitset<MAXNUM+1> use; 
 ^
/in/foo.cc:17:2: error: stray '\240' in program
     bitset<MAXNUM+1> use; 
  ^
/in/foo.cc:17:3: error: stray '\302' in program
     bitset<MAXNUM+1> use; 
   ^
/in/foo.cc:17:4: error: stray '\240' in program
     bitset<MAXNUM+1> use; 
    ^
/in/foo.cc:17:5: error: stray '\302' in program
     bitset<MAXNUM+1> use; 
     ^
/in/foo.cc:17:6: error: stray '\240' in program
     bitset<MAXNUM+1> use; 
      ^
/in/foo.cc:17:7: error: stray '\302' in program
     bitset<MAXNUM+1> use; 
       ^
/in/foo.cc:17:8: error: stray '\240' in program
     bitset<MAXNUM+1> use; 
        ^
/in/foo.cc:17:25: error: stray '\302' in program
     bitset<MAXNUM+1> use; 
                         ^
/in/foo.cc:17:26: error: stray '\240' in program
     bitset<MAXNUM+1> use; 
                          ^
/in/foo.cc:17:31: error: stray '\302' in program
     bitset<MAXNUM+1> use; 
                               ^
/in/foo.cc:17:32: error: stray '\240' in program
     bitset<MAXNUM+1> use; 
                                ^
/in/foo.cc:18:1: error: stray '\302' in program
     int a[MAXN],w;
 ^
/in/foo.cc:18:2: error: stray '\240' in program
     int a[MAXN],w;
  ^
/in/foo.cc:18:3: error: stray '\302' in program
     int a[MAXN],w;
   ^
/in/foo.cc:18:4: error: stray '\240' in program
     int a[MAXN],w;
    ^
/in/foo.cc:18:5: error: stray '\302' in program
     int a[MAXN],w;
     ^
/in/foo.cc:18:6: error: stray '\240' in program
     int a[MAXN],w;
      ^
/in/foo.cc:18:7: error: stray '\302' in program
     int a[MAXN],w;
       ^
/in/foo.cc:18:8: error: stray '\240' in program
     int a[MAXN],w;
        ^
/in/foo.cc:18:12: error: stray '\302' in program
     int a[MAXN],w;
            ^
/in/foo.cc:18:13: error: stray '\240' in program
     int a[MAXN],w;
             ^
/in/foo.cc:19:1: error: stray '\302' in program
     int pre_suc(int t)
 ^
/in/foo.cc:19:2: error: stray '\240' in program
     int pre_suc(int t)
  ^
/in/foo.cc:19:3: error: stray '\302' in program
     int pre_suc(int t)
   ^
/in/foo.cc:19:4: error: stray '\240' in program
     int pre_suc(int t)
    ^
/in/foo.cc:19:5: error: stray '\302' in program
     int pre_suc(int t)
     ^
/in/foo.cc:19:6: error: stray '\240' in program
     int pre_suc(int t)
      ^
/in/foo.cc:19:7: error: stray '\302' in program
     int pre_suc(int t)
       ^
/in/foo.cc:19:8: error: stray '\240' in program
     int pre_suc(int t)
        ^
/in/foo.cc:19:12: error: stray '\302' in program
     int pre_suc(int t)
            ^
/in/foo.cc:19:13: error: stray '\240' in program
     int pre_suc(int t)
             ^
/in/foo.cc:19:25: error: stray '\302' in program
     int pre_suc(int t)
                         ^
/in/foo.cc:19:26: error: stray '\240' in program
     int pre_suc(int t)
                          ^
/in/foo.cc:20:1: error: stray '\302' in program
     {
 ^
/in/foo.cc:20:2: error: stray '\240' in program
     {
  ^
/in/foo.cc:20:3: error: stray '\302' in program
     {
   ^
/in/foo.cc:20:4: error: stray '\240' in program
     {
    ^
/in/foo.cc:20:5: error: stray '\302' in program
     {
     ^
/in/foo.cc:20:6: error: stray '\240' in program
     {
      ^
/in/foo.cc:20:7: error: stray '\302' in program
     {
       ^
/in/foo.cc:20:8: error: stray '\240' in program
     {
        ^
/in/foo.cc:21:1: error: stray '\302' in program
         if(t<0) return 3;
 ^
/in/foo.cc:21:2: error: stray '\240' in program
         if(t<0) return 3;
  ^
/in/foo.cc:21:3: error: stray '\302' in program
         if(t<0) return 3;
   ^
/in/foo.cc:21:4: error: stray '\240' in program
         if(t<0) return 3;
    ^
/in/foo.cc:21:5: error: stray '\302' in program
         if(t<0) return 3;
     ^
/in/foo.cc:21:6: error: stray '\240' in program
         if(t<0) return 3;
      ^
/in/foo.cc:21:7: error: stray '\302' in program
         if(t<0) return 3;
       ^
/in/foo.cc:21:8: error: stray '\240' in program
         if(t<0) return 3;
        ^
/in/foo.cc:21:9: error: stray '\302' in program
         if(t<0) return 3;
         ^
/in/foo.cc:21:10: error: stray '\240' in program
         if(t<0) return 3;
          ^
/in/foo.cc:21:11: error: stray '\302' in program
         if(t<0) return 3;
           ^
/in/foo.cc:21:12: error: stray '\240' in program
         if(t<0) return 3;
            ^
/in/foo.cc:21:13: error: stray '\302' in program
         if(t<0) return 3;
             ^
/in/foo.cc:21:14: error: stray '\240' in program
         if(t<0) return 3;
              ^
/in/foo.cc:21:15: error: stray '\302' in program
         if(t<0) return 3;
               ^
/in/foo.cc:21:16: error: stray '\240' in program
         if(t<0) return 3;
                ^
/in/foo.cc:21:24: error: stray '\302' in program
         if(t<0) return 3;
                        ^
/in/foo.cc:21:25: error: stray '\240' in program
         if(t<0) return 3;
                         ^
/in/foo.cc:21:32: error: stray '\302' in program
         if(t<0) return 3;
                                ^
/in/foo.cc:21:33: error: stray '\240' in program
         if(t<0) return 3;
                                 ^
/in/foo.cc:22:1: error: stray '\302' in program
         return (t==1||use[t-1])<<1|(t==N*M||use[t+1]);
 ^
/in/foo.cc:22:2: error: stray '\240' in program
         return (t==1||use[t-1])<<1|(t==N*M||use[t+1]);
  ^
/in/foo.cc:22:3: error: stray '\302' in program
         return (t==1||use[t-1])<<1|(t==N*M||use[t+1]);
   ^
/in/foo.cc:22:4: error: stray '\240' in program
         return (t==1||use[t-1])<<1|(t==N*M||use[t+1]);
    ^
/in/foo.cc:22:5: error: stray '\302' in program
         return (t==1||use[t-1])<<1|(t==N*M||use[t+1]);
     ^
/in/foo.cc:22:6: error: stray '\240' in program
         return (t==1||use[t-1])<<1|(t==N*M||use[t+1]);
      ^
/in/foo.cc:22:7: error: stray '\302' in program
         return (t==1||use[t-1])<<1|(t==N*M||use[t+1]);
       ^
/in/foo.cc:22:8: error: stray '\240' in program
         return (t==1||use[t-1])<<1|(t==N*M||use[t+1]);
        ^
/in/foo.cc:22:9: error