pascal inc(a[i])什么意思?

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pascal inc(a[i])什么意思?

pascal inc(a[i])什么意思?
pascal inc(a[i])什么意思?

pascal inc(a[i])什么意思?
inc(a[i])等同于a[i]:=a[i]+1;但是只适用于integer系列(包括shortint,longint,int64等……)用在Real上会报错.
补充一句,还能写成inc(a,b),意为a:=a+b;
所以a+b问题可以这样写:
var
a,b:longint;
begin
readln(a,b);
inc(a,b);
writeln(a);
end.

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