f={z->0.3989423/Math.exp(z*z/2e8)/2e4} s=0.5 (p=0.&printf)' Z | 0.00' 9.times{p' 0.0%d',++it} p'\n----+'+'-'*70 0.upto(30900){v->v%100||p(v%1000?' %2$.4f':'\n%.1f | %.4f',v/1e4,s) s+=f(v)+f(v+1)}