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Help with pascal function
Can somebody please look through this program and tell me why he isn't working properly. I want it to read eight names and write the alphabetically smallest one. Every helpfull advice is appriciated :)
[color=Red]function alphabetise[/color](a:array of string):string;
for i:=1 to 8 do if a[i]<a[min] then min:=i;
var b:array[1..8] of string; i:integer;
for i:=1 to 8 do readln (b[i]);