Add 2020 source files for real

2020/kurdyukov1/prog.extra.c

@@ -0,0 +1,80 @@
+#include <stdint.h>
+#include <stdio.h>
+#include <math.h>
+#ifdef _WIN32
+#include <io.h>
+#include <fcntl.h>
+#define main() M();i\
+nt main(){setmode(fi\
+leno(stdin),O_BINARY\
+);return M();}int M()
+#endif
+
+#ifndef IDX
+#define IDX 1
+#endif
+#if IDX==1 // float round
+
+              int main(){
+          uint32_t i=0,h[20]=
+       {0},x=~i/15,f=x*x-x,a=f^x
+     ,b=f^x*9,c=~a,d=~b;int64_t z=
+    0,g=0,n;for(;d=h[c=h[b=h[a=h[n=
+  i=0]+=a,1]+=b,2]+=c,3]+=d,f;){for(;
+  n==56?h[h[18]=g,19]=g>>32,f=z>=0:n<
+ 64;)h[n++/4+4]=x=(z<0?0:(z=getchar())
+ >=0?g+=8,z:128)<<24|x>>8;;for(;(x=i>>
+ 4)<4;a=d,d=c,c=b,b+=x<<n|x>>(32-n))n=
+ (i|12)*152%543%82%4+i%4*43/8+4,x=a+((
+  x>2?~d|b:x>1?b^d:x?(b^c)&d:(c^d)&~b
+  )^c)+h[((x*7/2&5)-~(x*5&6)*i++)%16+
+    4],x+=a=fabs(sin(i))*8*(8<<26);
+     }for(;n<33;putchar(n++<32?a+=
+       a>9?'a'-10:'0':'\n'))a=h[
+          n/8]>>(n%8*4^4)&15;
+              ;return 0;}
+
+#elif IDX==2 // float square
+
+int main(){uint32_t f=0,x=~f/15,
+i=x*x-x,a=i^x,b=i^x*9,n,c=~a,d=~
+b,h[20]={0};int64_t z=0,g=0;for(
+;d=h[c=h[b=h[a=h[i=0]+=a,1]+=b,2
+]+=c,3]+=d,!f;){for(f=64;f==8?h[
+h[5]=g,4]=g>>32,z>=0:f;)h[--f/4+
+4]=x=x>>8|(z<0?0:(z=getchar())>=
+0?g+=8,z:128)<<24;for(;(x=i/16)<
+4;a=d,d=c,c=b,b+=x<<n|x>>(32-n))
+n=(i|12)*152%543%82%4+i%4*43/8+4
+,x=a+((x>2?~d|b:x>1?b^d:x?(b^c)&
+d:(c^d)&~b)^c)+h[19-((x*7/2&5)-~
+(x*5&6)*i++)%16],x+=a=fabs(sin(i
+))*8*(8<<26);}for(;i<33;putchar(
+i++<32?a+=a>9?'a'-10:'0':'\n'))a
+=h[i/8]>>(i%8*4^4)&15;return 0;}
+
+#elif IDX==3 // integer 62x10, twitter profile cover (3:1)
+
+int main(){uint32_t i=0,x=~i/15,f=x*x-x,a=f^x,b=f^x*9,c=~a,d=~
+b,h[20]={0};int64_t e,k,l=566548,m=64336,o=882346,p=585873,n,z
+=0,g=0;for(;d=h[c=h[b=h[a=h[e=i=n=0]+=a,1]+=b,2]+=c,3]+=d,f;){
+for(;n==56?h[h[18]=g,19]=g>>32,f=z>=0:n<64;)h[n++/4+4]=x=x>>8|
+(z<0?0:(z=getchar())>=0?g+=8,z:128)<<24;;for(k=~e<<40;(x=i/16)
+<4;a=d,d=c,c=b,b+=x<<n|x>>(32-n))n=((e*m+k*p)>>21)+e*l+k*o,k=(
+((k*m-e*p)>>21)+k*l-e*o)>>20,e=n>>20,n=(i|12)*152%543%82%4+i%4
+*43/8+4,x=a+((x?x>2?~d|b:x>1?b^d:(b^c)&d:(c^d)&~b)^c)+h[((x*7/
+2&5)+(x*5%8|1)*i++)%16+4]+(e>>8^e>>40);}for(;n<33;putchar(n++<
+32?a+=a<10?'0':'a'-10:'\n'))a=h[n/8]>>(n%8*4^4)&15;;return 0;}
+
+#elif IDX==4 // float 65x8, linkedin profile cover (4:1)
+
+int main(){uint32_t i=0,x=~i/15,f=x*x-x,a=f^x,b=f^x*9,n,c=~a,d=~b
+,h[20]={0};int64_t z=0,g=0;for(;d=h[c=h[b=h[a=h[n=i=0]+=a,1]+=b,2
+]+=c,3]+=d,f;){for(;n==56?h[h[18]=g,19]=g>>32,f=z>=0:n<64;)h[n++/
+4+4]=x=x>>8|(z<0?0:(z=getchar())>=0?g+=8,z:128)<<24;for(;(x=i/16)
+<4;x+=a=fabs(sin(i))*8*(8<<26),a=d,d=c,c=b,b+=x<<n|x>>(32-n))n=(i
+|12)*152%543%82%4+i%4*43/8+4,x=a+(x?(x>2?~d|b:x>1?b^d:(b^c)&d)^c:
+((c^d)&b)^d)+h[((x*7/2&5)+(x*5%8|1)*i++)%16+4];}for(;n<33;putchar
+(n++<32?a+=a>9?'a'-10:'0':'\n'))a=h[n/8]>>(n%8*4^4)&15;return 0;}
+
+#endif