/in/foo.cc:36:66: error: stray '\357' in program
 void add(int x) {++buc[a[x]];if (now == a[x]) {while (buc[++now])；}}
                                                                  ^
/in/foo.cc:36:67: error: stray '\274' in program
 void add(int x) {++buc[a[x]];if (now == a[x]) {while (buc[++now])；}}
                                                                   ^
/in/foo.cc:36:68: error: stray '\233' in program
 void add(int x) {++buc[a[x]];if (now == a[x]) {while (buc[++now])；}}
                                                                    ^
/in/foo.cc: In function 'void add(long long int)':
/in/foo.cc:36:69: error: expected primary-expression before '}' token
 void add(int x) {++buc[a[x]];if (now == a[x]) {while (buc[++now])；}}
                                                                     ^