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  1. i,x[6],n;main(j){for(srand(time(0));i<6;n-i?0:printf("%d ",x[i]),i++)for(x[n=j=i]=(69-i/5*43)*(rand()/2147483647.)+1;i<6&&j--;)i-=x[i]==x[j];}
  2.  
Success #stdin #stdout 0s 2112KB
stdin
Standard input is empty
stdout
21 45 47 64 30 14