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#Find maximum n such that 1+2+3+...+n≦S tmp<-function(S) { sum=0 counter=1 while(sum<=S) { sum=sum+counter if(sum<=S) counter=counter+1 } cat(counter-1, "\n") } -- ※ 發信站: 批踢踢實業坊(ptt.cc) ◆ From: 140.115.45.117