Language: C

a,b,p;main(c){for(;c=48-getchar();p=c)p<38?c-38?c%2?a++:b++:(a>b?a++:b++,a=b=!printf("%d %d\n",a,b)):0;exit(0)}

Compiler output:
main.c:1:1: warning: data definition has no type or storage class
    1 | a,b,p;main(c){for(;c=48-getchar();p=c)p<38?c-38?c%2?a++:b++:(a>b?a++:b++,a=b=!printf("%d %d\n",a,b)):0;exit(0)}
      | ^
main.c:1:1: error: type defaults to 'int' in declaration of 'a' [-Wimplicit-int]
main.c:1:3: error: type defaults to 'int' in declaration of 'b' [-Wimplicit-int]
    1 | a,b,p;main(c){for(;c=48-getchar();p=c)p<38?c-38?c%2?a++:b++:(a>b?a++:b++,a=b=!printf("%d %d\n",a,b)):0;exit(0)}
      |   ^
main.c:1:5: error: type defaults to 'int' in declaration of 'p' [-Wimplicit-int]
    1 | a,b,p;main(c){for(;c=48-getchar();p=c)p<38?c-38?c%2?a++:b++:(a>b?a++:b++,a=b=!printf("%d %d\n",a,b)):0;exit(0)}
      |     ^
main.c:1:7: error: return type defaults to 'int' [-Wimplicit-int]
    1 | a,b,p;main(c){for(;c=48-getchar();p=c)p<38?c-38?c%2?a++:b++:(a>b?a++:b++,a=b=!printf("%d %d\n",a,b)):0;exit(0)}
      |       ^~~~
main.c: In function 'main':
main.c:1:7: error: type of 'c' defaults to 'int' [-Wimplicit-int]
main.c:1:25: error: implicit declaration of function 'getchar' [-Wimplicit-function-declaration]
    1 | a,b,p;main(c){for(;c=48-getchar();p=c)p<38?c-38?c%2?a++:b++:(a>b?a++:b++,a=b=!printf("%d %d\n",a,b)):0;exit(0)}
      |                         ^~~~~~~
main.c:1:1: note: 'getchar' is defined in header '<stdio.h>'; this is probably fixable by adding '#include <stdio.h>'
  +++ |+#include <stdio.h>
    1 | a,b,p;main(c){for(;c=48-getchar();p=c)p<38?c-38?c%2?a++:b++:(a>b?a++:b++,a=b=!printf("%d %d\n",a,b)):0;exit(0)}
main.c:1:79: error: implicit declaration of function 'printf' [-Wimplicit-function-declaration]
    1 | a,b,p;main(c){for(;c=48-getchar();p=c)p<38?c-38?c%2?a++:b++:(a>b?a++:b++,a=b=!printf("%d %d\n",a,b)):0;exit(0)}
      |                                                                               ^~~~~~
main.c:1:79: note: include '<stdio.h>' or provide a declaration of 'printf'
main.c:1:79: warning: incompatible implicit declaration of built-in function 'printf' [-Wbuiltin-declaration-mismatch]
main.c:1:79: note: include '<stdio.h>' or provide a declaration of 'printf'
main.c:1:104: error: implicit declaration of function 'exit' [-Wimplicit-function-declaration]
    1 | a,b,p;main(c){for(;c=48-getchar();p=c)p<38?c-38?c%2?a++:b++:(a>b?a++:b++,a=b=!printf("%d %d\n",a,b)):0;exit(0)}
      |                                                                                                        ^~~~
main.c:1:1: note: include '<stdlib.h>' or provide a declaration of 'exit'
  +++ |+#include <stdlib.h>
    1 | a,b,p;main(c){for(;c=48-getchar();p=c)p<38?c-38?c%2?a++:b++:(a>b?a++:b++,a=b=!printf("%d %d\n",a,b)):0;exit(0)}
main.c:1:104: warning: incompatible implicit declaration of built-in function 'exit' [-Wbuiltin-declaration-mismatch]
    1 | a,b,p;main(c){for(;c=48-getchar();p=c)p<38?c-38?c%2?a++:b++:(a>b?a++:b++,a=b=!printf("%d %d\n",a,b)):0;exit(0)}
      |                                                                                                        ^~~~
main.c:1:104: note: include '<stdlib.h>' or provide a declaration of 'exit'
main.c:1:111: error: expected ';' before '}' token
    1 | a,b,p;main(c){for(;c=48-getchar();p=c)p<38?c-38?c%2?a++:b++:(a>b?a++:b++,a=b=!printf("%d %d\n",a,b)):0;exit(0)}
      |                                                                                                               ^
      |                                                                                                               ;