/in/main.c: In function 'main':
/in/main.c:17:5: error: expected '=', ',', ';', 'asm' or '__attribute__' before 'scanf'
     scanf("%d %d",&seed,&k);
     ^~~~~
/in/main.c:26:21: error: unused variable 'rb' [-Werror=unused-variable]
     double winrate, rb;
                     ^~
/in/main.c:26:12: error: variable 'winrate' set but not used [-Werror=unused-but-set-variable]
     double winrate, rb;
            ^~~~~~~
/in/main.c:16:9: error: unused variable 'seed' [-Werror=unused-variable]
     int seed,k
         ^~~~
cc1: all warnings being treated as errors