/in/foo.cc: In function 'int Now_mi(int, int)':
/in/foo.cc:46:18: warning: unused variable 'mi' [-Wunused-variable]
     int tot = 0, mi = 1e9, cnt = 0;
                  ^~
/in/foo.cc: In function 'int Now_ma(int, int)':
/in/foo.cc:54:18: warning: unused variable 'mi' [-Wunused-variable]
     int tot = 0, mi = 1e9, cnt = 0;
                  ^~
/in/foo.cc: In function 'void _main()':
/in/foo.cc:96:9: warning: unused variable 'tot' [-Wunused-variable]
     int tot = 0;
         ^~~