ࡱ > i k h R 7 bjbj Ab e e B 2 @ @ @ @ @ T T T 8 d T " . ( ( J \ D $ " " " " " " " $ % ( X C" ! @ " C" @ @ d" > > > @ @ " > " > > : , u @:[ R F " z" 0 " # R ( R) u ( L .) $ @ u > C" C" > " R) , : NWS'Yf[YeRY !h:gYe02 0 2 0 02 2 S sQN>NR ,{AS NJ\NWS'Yf[Oo`[hQz[ vw Tf[b0f[uO0f[uyOS :NOۏb!hQ~zz[hQNNSU\ۏ NekW{Qf[uvReR0VT\OaƋcؚf[uvRKbRT]z[Rf[!hQ[N2 0 2 0 t^3 g- 5 g>NR ,{AS NJ\NWS'Yf[Oo`[hQz[ 0 z[bTNWS'Yf[@b g(W!h,gyuN*NNb~b__S['Y[Te\O:N,{AS NJ\hQV'Yf[uOo`[hQz[v!hQ b[O܀\Nhf[!hSRhQV'Yf[uOo`[hQz[0S[XT1u~T NS[:NUSMO0Rz[b TQzb Tb TQzh t t p : / / 1 0 . 1 . 3 0 . 9 8 : 8 0 8 0 / c o m p e t i t i o n / !hYSǏV P N {vF 0TeTS[v{\DN-Nvz[R[bJTkXQ[teTS0R,g!kz[c[{i n f o s e c 2 0 2 0 @ 1 2 6 . c o m 0b TSR[bJTcNe:N2 0 2 0 t^3 g9 e 4 g5 e0 DN1 ,{AS NJ\NWS'Yf[Oo`[hQz[zz DN2 ,{AS NJ\NWS'Yf[Oo`[hQz[R[bJT NWS'Yf[YeRY ,{AS NJ\NWS'Yf[Oo`[hQz[~YO 2 0 2 0 t^3 g1 0 e ;NRlQ _ DN1 ,{AS NJ\NWS'Yf[Oo`[hQz[zz N0z[vv [ OOo`[hQwƋW{Q'Yf[uvRe|^y0VT\OaƋib'Y'Yf[uvyf[ƉΑcؚ'Yf[uvReR0~TRTOo`[hQaƋOۏؚI{f[!hOo`[hQNNzSO|0Yef[Q[Telv9ei8T_^'Y'Yf[u ÍSRYyb;mR:NW{Q0 b0cPOyOo`[hQNNNMbR agN0Te\O:N,{AS NJ\hQV'Yf[uOo`[hQz[v!hQ b[0 N0;NRUSMO NWS'Yf[YeRY N0bRUSMO Q~zz[hQf[b0Q~zz[hQf[bf[uOyR V0S[[a hQ!h(W,gyut^~ NP0 N0z[Q[Te_ ,g!kz[Sb\OT[TReb[0 \OT[z[v N,/f]zb/g-NS_{SǏv[E@w͑8hf[u~TЏ(uW@xwƋۏL]zvR8hf[uvRe|^yTVOS\OR0z[Q[NOo`[hQb/gN^(u:N;NQ[mS[x{l0[hQGr02kpX0eQOhKm|~05uP[FURN5uP[?eR|~[hQ0V P N 0{:guk2bI{FO NPNN NQ[0 {|WǑ(u;N}T0;Ne_0\OTb__R:NlxNs^S\OTToN\OTlxNs^S\OTSNWNL]eQ_s^SbF P G A s^S[bOo`[hQvsQ\OT0@b g\OTv^/fOo`[hQ2b{|\OTz[ScS2_'`vv NcSNUOwQ g;eQ'`(bNV[ gsQl_0lĉvݏ̀vv0z[v N\OwQSOP[:_Re0 ,g!kz[R[ NP[z[:W@bS[)R(uYOe(Wĉ[eQ[b\OTv0ՋSbJT0S[b Te cN NN~v\OTbJT1uz[N[~9hnc\OTvSL'`0e'`S[e^I{[{ QۏeQ Y[vS[0SR Y[v OqQ5 0 Reb[k[b__:NC T F ( C a p t u r e t h e f l a g ) v㉘[!j_0kS[GWQn1 *Nf l a g 'YYpe`QN:NS U S C T F { e x a m p l e _ f l a g } cNS+TS U S C T F { } v[tef l a g eg_v^R