GoKawiilA c implementation of tic-tac-toe in a single call to printf. Written for IOCCC 2020.
#include <stdio.h> #define N ( a ) "%"#a"$hhn" #define O ( a , b ) "%10$"#a"d"N(b) #define U "%10$.*37$d" #define G ( a ) "%"#a"$s" #define H ( a , b ) G(a)G(b) #define T ( a ) a a #define s ( a ) T(a)T(a) #define A ( a ) s(a)T(a)a #define n ( a ) A(a)a #define D ( a ) n(a)A(a) #define C ( a ) D(a)a #define R C(C(N(12)G(12))) #define o ( a , b , c ) C(H(a,a))D(G(a))C(H(b,b)G(b))n(G(b))O(32,c)R #define SS O(78,55)R "
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%26$s"; #define E ( a , b , c , d ) H(a,b)G(c)O(253,11)R G(11)O(255,11)R H(11,d)N(d)O(253,35)R #define S ( a , b ) O(254,11)H(a,b)N(68)R G(68)O(255,68)N(12)H(12,68)G(67)N(67) char * fmt = O ( 10 , 39 ) N ( 40 ) N ( 41 ) N ( 42 ) N ( 43 ) N ( 66 ) N ( 69 ) N ( 24 ) O ( 22 , 65 ) O ( 5 , 70 ) O ( 8 , 44 ) N ( 45 ) N ( 46 ) N ( 47 ) N ( 48 ) N ( 49 ) N ( 50 ) N ( 51 ) N ( 52 ) N ( 53 ) O ( 28 , 54 ) O ( 5 , 55 ) O ( 2 , 56 ) O ( 3 , 57 ) O ( 4 , 58 ) O ( 13 , 73 ) O ( 4 , 71 ) N ( 72 ) O ( 20 , 59 ) N ( 60 ) N ( 61 ) N ( 62 ) N ( 63 ) N ( 64 ) R R E ( 1 , 2 , 3 , 13 ) E ( 4 , 5 , 6 , 13 ) E ( 7 , 8 , 9 , 13 ) E ( 1 , 4 , 7 , 13 ) E ( 2 , 5 , 8 , 13 ) E ( 3 , 6 , 9 , 13 ) E ( 1 , 5 , 9 , 13 ) E ( 3 , 5 , 7 , 13 ) E ( 14 , 15 , 16 , 23 ) E ( 17 , 18 , 19 , 23 ) E ( 20 , 21 , 22 , 23 ) E ( 14 , 17 , 20 , 23 ) E ( 15 , 18 , 21 , 23 ) E ( 16 , 19 , 22 , 23 ) E ( 14 , 18 , 22 , 23 ) E ( 16 , 18 , 20 , 23 ) R U O ( 255 , 38 ) R G ( 38 ) O ( 255 , 36 ) R H ( 13 , 23 ) O ( 255 , 11 ) R H ( 11 , 36 ) O ( 254 , 36 ) R G ( 36 ) O ( 255 , 36 ) R S ( 1 , 14 ) S ( 2 , 15 ) S ( 3 , 16 ) S ( 4 , 17 ) S ( 5 , 18 ) S ( 6 , 19 ) S ( 7 , 20 ) S ( 8 , 21 ) S ( 9 , 22 ) H ( 13 , 23 ) H ( 36 , 67 ) N ( 11 ) R G ( 11 ) "" O ( 255 , 25 ) R s ( C ( G ( 11 ) )) n ( G ( 11 ) ) G ( 11 ) N ( 54 ) R C ( "aa" ) s ( A ( G ( 25 ))) T ( G ( 25 )) N ( 69 ) R o ( 14 , 1 , 26 ) o ( 15 , 2 , 27 ) o ( 16 , 3 , 28 ) o ( 17 , 4 , 29 ) o ( 18 , 5 , 30 ) o ( 19 , 6 , 31 ) o ( 20 , 7 , 32 ) o ( 21 , 8 , 33 ) o ( 22 , 9 , 34 ) n ( C ( U ) ) N ( 68 ) R H ( 36 , 13 ) G ( 23 ) N ( 11 ) R C ( D ( G ( 11 ))) D ( G ( 11 )) G ( 68 ) N ( 68 ) R G ( 68 ) O ( 49 , 35 ) R H ( 13 , 23 ) G ( 67 ) N ( 11 ) R C ( H ( 11 , 11 ) G ( 11 )) A ( G ( 11 )) C ( H ( 36 , 36 ) G ( 36 )) s ( G ( 36 )) O ( 32 , 58 ) R C ( D ( G ( 36 ))) A ( G ( 36 )) SS #define arg d + 6 , d + 8 , d + 10 , d + 12 , d + 14 , d + 16 , d + 18 , d + 20 , d + 22 , 0 , d + 46 , d + 52 , d + 48 , d + 24 , d \ + 26 , d + 28 , d + 30 , d + 32 , d + 34 , d + 36 , d + 38 , d + 40 , d + 50 ,( scanf ( d + 126 , d + 4 ), d + ( 6 \ -2 ) +18 * ( 1 - d [ 2 ]% 2 ) + d [ 4 ] * 2 ), d , d + 66 , d + 68 , d + 70 , d + 78 , d + 80 , d + 82 , d + 90 , d + \ 92 , d + 94 , d + 97 , d + 54 , d [ 2 ], d + 2 , d + 71 , d + 77 , d + 83 , d + 89 , d + 95 , d + 72 , d + 73 , d + 74 \ , d + 75 , d + 76 , d + 84 , d + 85 , d + 86 , d + 87 , d + 88 , d + 100 , d + 101 , d + 96 , d + 102 , d + 99 , d + \ 67 , d + 69 , d + 79 , d + 81 , d + 91 , d + 93 , d + 98 , d + 103 , d + 58 , d + 60 , d + 98 , d + 126 , d + 127 ,\ d + 128 , d + 129 char d [ 538 ] = { 1 , 0 , 10 , 0 , 10 }; int main () { while ( * d ) printf ( fmt , arg ); }
If this is the kind of thing that you enjoy, you might also like printbf.
USAGE
gcc -o prog prog.c ./prog
Alternates between P1 and P2. Enter a digit [1-9] to move:
1 | 2 | 3 --------- 4 | 5 | 6 --------- 7 | 8 | 9
The game ends if:
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