by@drafear
AC
1129ms
b,c;main(d){for(;~(c=getchar());d=c%7?++d%51:1)putchar(!d|b?99:c),b=c&1|b*d;} T
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/tmp/code.c:1:1: warning: data definition has no type or storage class
b,c;main(d){for(;~(c=getchar());d=c%7?++d%51:1)putchar(!d|b?99:c),b=c&1|b*d;}
^
/tmp/code.c:1:1: warning: type defaults to 'int' in declaration of 'b' [-Wimplicit-int]
/tmp/code.c:1:3: warning: type defaults to 'int' in declaration of 'c' [-Wimplicit-int]
b,c;main(d){for(;~(c=getchar());d=c%7?++d%51:1)putchar(!d|b?99:c),b=c&1|b*d;}
^
/tmp/code.c:1:5: warning: return type defaults to 'int' [-Wimplicit-int]
b,c;main(d){for(;~(c=getchar());d=c%7?++d%51:1)putchar(!d|b?99:c),b=c&1|b*d;}
^~~~
/tmp/code.c: In function 'main':
/tmp/code.c:1:5: warning: type of 'd' defaults to 'int' [-Wimplicit-int]
/tmp/code.c:1:22: warning: implicit declaration of function 'getchar' [-Wimplicit-function-declaration]
b,c;main(d){for(;~(c=getchar());d=c%7?++d%51:1)putchar(!d|b?99:c),b=c&1|b*d;}
^~~~~~~
/tmp/code.c:1:22: note: 'getchar' is defined in header '<stdio.h>'; did you forget to '#include <stdio.h>'?
+#include <stdio.h>
b,c;main(d){for(;~(c=getchar());d=c%7?++d%51:1)putchar(!d|b?99:c),b=c&1|b*d;}
^~~~~~~
/tmp/code.c:1:34: warning: operation on 'd' may be undefined [-Wsequence-point]
b,c;main(d){for(;~(c=getchar());d=c%7?++d%51:1)putchar(!d|b?99:c),b=c&1|b*d;}
~^~~~~~~~~~~~~
/tmp/code.c:1:48: warning: implicit declaration of function 'putchar' [-Wimplicit-function-declaration]
b,c;main(d){for(;~(c=getchar());d=c%7?++d%51:1)putchar(!d|b?99:c),b=c&1|b*d;}
^~~~~~~
/tmp/code.c:1:56: warning: suggest parentheses around operand of '!' or change '|' to '||' or '!' to '~' [-Wparentheses]
b,c;main(d){for(;~(c=getchar());d=c%7?++d%51:1)putchar(!d|b?99:c),b=c&1|b*d;}
^~
/tmp/code.c:1:70: warning: suggest parentheses around arithmetic in operand of '|' [-Wparentheses]
b,c;main(d){for(;~(c=getchar());d=c%7?++d%51:1)putchar(!d|b?99:c),b=c&1|b*d;}
~^~