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3,10,11,12,12,13,14,11,12,13,11,12,13,12,13,14,12,13,14,10,11,12,13,14,15,11,12,13,7,8,9,10,11,12,8,9,10,8,9,10,9,10,11,9,10,11,9,10,11,10,11,12,10,11,12,10,11,12,11,12,13,11,12,13,8,9,10,11,12,13,9,10,11,9,10,11,10,11,12,10,11,12,8,9,10,11,12,13,9,10,11,9,10,11,10,11,12,10,11,12,9,10,11,11,12,13,10,11,12,3,4,5,6,7,8,4,5,6,4,5,6,5,6,7,5,6,7,5,6,7,6,7,8,6,7,8,6,7,8,7,8,9,7,8,9,4,5,6,7,8,9,5,6,7,5,6,7,6,7,8,6,7,8,6,7,8,7,8,9,7,8,9,7,8,9,8,9,10,8,9,10,5,6,7,8,9,10,6,7,8,4,5,6,7,8,9,5,6,7,5,6,7,6,7,8,6,7,8,6,7,8,7,8,9,7,8,9,6,7,8,8,9,10,7,8,9,5,6,7,8,9,10,6,7,8,6,7};
main(x){scanf("%d",&x);printf("%d\n",a[x]);}

Measured memory_bytes: 128