#include <stdint.h>
static inline int64_t step(int64_t x,int64_t y) { if(x>y) return x-y; return x+y; }
int64_t calc_0(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+0; if(d>10000) return d-1000; return d+500; }
int64_t calc_1(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+1; if(d>10000) return d-1000; return d+500; }
int64_t calc_2(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+2; if(d>10000) return d-1000; return d+500; }
int64_t calc_3(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+3; if(d>10000) return d-1000; return d+500; }
int64_t calc_4(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+4; if(d>10000) return d-1000; return d+500; }
int64_t calc_5(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+5; if(d>10000) return d-1000; return d+500; }
int64_t calc_6(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+6; if(d>10000) return d-1000; return d+500; }
int64_t calc_7(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+7; if(d>10000) return d-1000; return d+500; }
int64_t calc_8(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+8; if(d>10000) return d-1000; return d+500; }
int64_t calc_9(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+9; if(d>10000) return d-1000; return d+500; }
int64_t calc_10(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+10; if(d>10000) return d-1000; return d+500; }
int64_t calc_11(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+11; if(d>10000) return d-1000; return d+500; }
int64_t calc_12(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+12; if(d>10000) return d-1000; return d+500; }
int64_t calc_13(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+13; if(d>10000) return d-1000; return d+500; }
int64_t calc_14(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+14; if(d>10000) return d-1000; return d+500; }
int64_t calc_15(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+15; if(d>10000) return d-1000; return d+500; }
int64_t calc_16(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+16; if(d>10000) return d-1000; return d+500; }
int64_t calc_17(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+17; if(d>10000) return d-1000; return d+500; }
int64_t calc_18(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+18; if(d>10000) return d-1000; return d+500; }
int64_t calc_19(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+19; if(d>10000) return d-1000; return d+500; }
int64_t calc_20(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+20; if(d>10000) return d-1000; return d+500; }
int64_t calc_21(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+21; if(d>10000) return d-1000; return d+500; }
int64_t calc_22(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+22; if(d>10000) return d-1000; return d+500; }
int64_t calc_23(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+23; if(d>10000) return d-1000; return d+500; }
int64_t calc_24(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+24; if(d>10000) return d-1000; return d+500; }
int64_t calc_25(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+25; if(d>10000) return d-1000; return d+500; }
int64_t calc_26(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+26; if(d>10000) return d-1000; return d+500; }
int64_t calc_27(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+27; if(d>10000) return d-1000; return d+500; }
int64_t calc_28(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+28; if(d>10000) return d-1000; return d+500; }
int64_t calc_29(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+29; if(d>10000) return d-1000; return d+500; }
int64_t calc_30(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+30; if(d>10000) return d-1000; return d+500; }
int64_t calc_31(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+31; if(d>10000) return d-1000; return d+500; }
int64_t calc_32(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+32; if(d>10000) return d-1000; return d+500; }
int64_t calc_33(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+33; if(d>10000) return d-1000; return d+500; }
int64_t calc_34(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+34; if(d>10000) return d-1000; return d+500; }
int64_t calc_35(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+35; if(d>10000) return d-1000; return d+500; }
int64_t calc_36(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+36; if(d>10000) return d-1000; return d+500; }
int64_t calc_37(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+37; if(d>10000) return d-1000; return d+500; }
int64_t calc_38(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+38; if(d>10000) return d-1000; return d+500; }
int64_t calc_39(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+39; if(d>10000) return d-1000; return d+500; }
int64_t calc_40(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+40; if(d>10000) return d-1000; return d+500; }
int64_t calc_41(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+41; if(d>10000) return d-1000; return d+500; }
int64_t calc_42(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+42; if(d>10000) return d-1000; return d+500; }
int64_t calc_43(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+43; if(d>10000) return d-1000; return d+500; }
int64_t calc_44(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+44; if(d>10000) return d-1000; return d+500; }
int64_t calc_45(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+45; if(d>10000) return d-1000; return d+500; }
int64_t calc_46(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+46; if(d>10000) return d-1000; return d+500; }
int64_t calc_47(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+47; if(d>10000) return d-1000; return d+500; }
int64_t calc_48(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+48; if(d>10000) return d-1000; return d+500; }
int64_t calc_49(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+49; if(d>10000) return d-1000; return d+500; }
int64_t calc_50(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+50; if(d>10000) return d-1000; return d+500; }
int64_t calc_51(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+51; if(d>10000) return d-1000; return d+500; }
int64_t calc_52(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+52; if(d>10000) return d-1000; return d+500; }
int64_t calc_53(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+53; if(d>10000) return d-1000; return d+500; }
int64_t calc_54(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+54; if(d>10000) return d-1000; return d+500; }
int64_t calc_55(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+55; if(d>10000) return d-1000; return d+500; }
int64_t calc_56(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+56; if(d>10000) return d-1000; return d+500; }
int64_t calc_57(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+57; if(d>10000) return d-1000; return d+500; }
int64_t calc_58(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+58; if(d>10000) return d-1000; return d+500; }
int64_t calc_59(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+59; if(d>10000) return d-1000; return d+500; }
int64_t calc_60(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+60; if(d>10000) return d-1000; return d+500; }
int64_t calc_61(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+61; if(d>10000) return d-1000; return d+500; }
int64_t calc_62(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+62; if(d>10000) return d-1000; return d+500; }
int64_t calc_63(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+63; if(d>10000) return d-1000; return d+500; }
int64_t calc_64(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+64; if(d>10000) return d-1000; return d+500; }
int64_t calc_65(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+65; if(d>10000) return d-1000; return d+500; }
int64_t calc_66(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+66; if(d>10000) return d-1000; return d+500; }
int64_t calc_67(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+67; if(d>10000) return d-1000; return d+500; }
int64_t calc_68(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+68; if(d>10000) return d-1000; return d+500; }
int64_t calc_69(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+69; if(d>10000) return d-1000; return d+500; }
int64_t calc_70(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+70; if(d>10000) return d-1000; return d+500; }
int64_t calc_71(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+71; if(d>10000) return d-1000; return d+500; }
int64_t calc_72(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+72; if(d>10000) return d-1000; return d+500; }
int64_t calc_73(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+73; if(d>10000) return d-1000; return d+500; }
int64_t calc_74(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+74; if(d>10000) return d-1000; return d+500; }
int64_t calc_75(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+75; if(d>10000) return d-1000; return d+500; }
int64_t calc_76(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+76; if(d>10000) return d-1000; return d+500; }
int64_t calc_77(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+77; if(d>10000) return d-1000; return d+500; }
int64_t calc_78(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+78; if(d>10000) return d-1000; return d+500; }
int64_t calc_79(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+79; if(d>10000) return d-1000; return d+500; }
int64_t calc_80(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+80; if(d>10000) return d-1000; return d+500; }
int64_t calc_81(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+81; if(d>10000) return d-1000; return d+500; }
int64_t calc_82(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+82; if(d>10000) return d-1000; return d+500; }
int64_t calc_83(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+83; if(d>10000) return d-1000; return d+500; }
int64_t calc_84(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+84; if(d>10000) return d-1000; return d+500; }
int64_t calc_85(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+85; if(d>10000) return d-1000; return d+500; }
int64_t calc_86(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+86; if(d>10000) return d-1000; return d+500; }
int64_t calc_87(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+87; if(d>10000) return d-1000; return d+500; }
int64_t calc_88(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+88; if(d>10000) return d-1000; return d+500; }
int64_t calc_89(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+89; if(d>10000) return d-1000; return d+500; }
int64_t calc_90(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+90; if(d>10000) return d-1000; return d+500; }
int64_t calc_91(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+91; if(d>10000) return d-1000; return d+500; }
int64_t calc_92(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+92; if(d>10000) return d-1000; return d+500; }
int64_t calc_93(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+93; if(d>10000) return d-1000; return d+500; }
int64_t calc_94(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+94; if(d>10000) return d-1000; return d+500; }
int64_t calc_95(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+95; if(d>10000) return d-1000; return d+500; }
int64_t calc_96(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+96; if(d>10000) return d-1000; return d+500; }
int64_t calc_97(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+97; if(d>10000) return d-1000; return d+500; }
int64_t calc_98(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+98; if(d>10000) return d-1000; return d+500; }
int64_t calc_99(int64_t a,int64_t b) { int64_t c=step(a,b); int64_t d=c*3+99; if(d>10000) return d-1000; return d+500; }
int main(void) { int64_t sum=calc_0(10,20)+calc_50(30,40)+calc_99(50,60); return (int)(sum&255); }