| Код | var a,b:array[1..5,1..5] of integer; i,j,temp,middle:integer; BEGIN writeln('BEGIN'); middle:=0;
for i:=1 to 5 do for j:=1 to 5 do a[i,j]:=random(100); writeln('**** a ****'); for i:=1 to 5 do begin for j:=1 to 5 do write(a[i,j]:2,' '); writeln(''); end; middle:=0; for i:=1 to 5 do for j:=1 to 5 do middle:=middle+a[i,j]; writeln('Middle= ', (middle/25):3:2);
for i:=1 to 5 do for j:=1 to 5 do b[i,j]:=a[i,j];
for i:=1 to 5 do begin temp:=b[i,2]; b[i,2]:=b[i,3]; b[i,3]:=temp; end; writeln('**** b ****'); for i:=1 to 5 do begin for j:=1 to 5 do write(b[i,j]:2,' '); writeln(''); end; writeln('END'); END.
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