Эссе на тему информатика и моя профессия (техник-электрик)

1)

var

a,b: array [1..100] of integer;

i,j,k,a,b,f: integer;

begin

randomize;

readln(a);

readln(b);

k: =0;

for i: =1 to 20 do

begin

a[i]: =random(135)-45;

f: =0;

for j: =a to b do

if (a[i]=j) and (a[i] mod 7 =0) then f: =1;

if f=0 then

begin

k: =k+1;

b[k]: =a[i];

end;

end;

for i: =1 to k do

writeln(b[i]);

end.

2)

var

a,b: array [1..100] of integer;

i,j,k: integer;

begin

randomize;

readln(k);

j: =0;

for i: =1 to 20 do

begin

a[i]: =random(135)-45;

writeln(a[i]);

for i: =1 to 19 do

begin

if a[i]*a[i+1]> 0 then

begin

j: =j+1;

b[j]: =a[i];

j: =j+1;

b[j]: =k;

end

else

begin

j: =j+1;

b[j]: =a[i];

end;

end;

j: =j+1;

b[j]: =a[20];

for i: =1 to j do

writeln(b[j]);

3)

var

a,b: array [1..20] of integer;

i,j,k1,k2: integer;

begin

randomize;

readln(k1);

readln(k2);

if k1< k2 then

begin

for i: =1 to 20 do

begin

a[i]: =random(135)-45;

writeln(a[i]);

end;

for i: =1 to k1-1 do

b[i]: =a[i];

for i: =k2+1 to 20 do

b[i]: =a[i];

j: =k2;

for i: =k1 to k2 do

begin

b[j]: =a[i];

j: =j-1;

end;

for i: =1 to 20 do

writeln(b[i]);

end;

end.

var a: integer;

begin

writeln ('vvedite nomer mesuaca');

read (a);

if (a=1) then writeln ('30');

if (a=2) then writeln ('28');

if (a=3) then writeln ('30');  

  if (a=4) then writeln ('31');  

  if (a=5) then writeln ('30');  

  if (a=6) then writeln ('31');  

  if (a=7) then writeln ('30');  

  if (a=8) then writeln ('31');  

  if (a=9) then writeln ('30');  

  if (a=10) then writeln ('31');  

  if (a=11) then writeln ('30');  

  if (a=12) then writeln ('31');  

end. 

program ssd;

  uses crt,graph;

  var   a,a1,a2,a3: integer;

  begin

  clrscr;

  writeln('введите трехзначное число');

  readln(a);

  a1: = a mod 10;

  a2: =(a div 10) mod 10;

  a3: = a div 100;

  writeln('      ',a1,a2,a3);

  readkey;

end.

type oras = (chisinau, orhei, balti, tigina, tiraspol); zi = (l, ma, mi, j, v, s, d); consum = array [oras, zi] of real; var c : consum; r : oras; z : zi; i,k : integer; sum,min_r,max_r,min_z,max_z: real; n_max_r,n_min_r,n_max_z,n_min_z: integer; begin r: =chisinau; randomize; for i: =1 to 5 do begin z: =l; for k: =1 to 7 do begin c[r,z]: =random*100; z: =succ(z); end; r: =succ(r); end; r: =chisinau; for i: =1 to 5 do begin z: =l; case ord(r) of 0: writeln('chisinau'); 1: writeln('orhei'); 2: writeln('balti'); 3: writeln('tigina'); 4: writeln('tiraspol'); end; for k: =1 to 7 do begin write(c[r,z]: 6: 2); z: =succ(z); end; r: =succ(r); writeln; end; writeln('vsego za nedelu'); r: =chisinau; min_r: =99999; max_r: =0; n_min_r: =-1; n_max_r: =-1; for i: =1 to 5 do begin z: =l; case ord(r) of 0: write('chisinau sum='); 1: write('orhei sum='); 2: write('balti sum='); 3: write('tigina sum='); 4: write('tiraspol sum='); end; sum: =0; for k: =1 to 7 do begin sum: =sum+c[r,z]; z: =succ(z); end; if sum> max_r then begin max_r: =sum; n_max_r: =ord(r); end; if sum< min_r then begin min_r: =sum; n_min_r: =ord(r); end;

r: =succ(r);

writeln(sum: 8: 2); end; writeln('po dnyam nedeli'); z: =l; min_z: =99999; max_z: =0; n_min_z: =-1; n_max_z: =-1;

for k: =1 to 7 do begin r: =chisinau; case ord(z) of 0: write('l sum='); 1: write('ma sum='); 2: write('mi sum='); 3: write('j sum='); 4: write('v sum='); 5: write('s sum='); 6: write('d sum='); end; sum: =0; for i: =1 to 5 do begin sum: =sum+c[r,z]; r: =succ(r); end; if sum> max_z then begin max_z: =sum; n_max_z: =ord(z); end; if sum< min_z then begin min_z: =sum; n_min_z: =ord(z); end; z: =succ(z); writeln(sum: 8: 2); end; writeln('gorod c maximalnim potrebleniem'); r: =chisinau; for i: =1 to 5 do begin if ord(r)=n_max_r then case ord(r) of 0: writeln('chisinau'); 1: writeln('orhei'); 2: writeln('balti'); 3: writeln('tigina'); 4: writeln('tiraspol'); end; r: =succ(r); end; writeln('gorod c minimalnim potrebleniem'); r: =chisinau; for i: =1 to 5 do begin if ord(r)=n_min_r then case ord(r) of 0: writeln('chisinau'); 1: writeln('orhei'); 2: writeln('balti'); 3: writeln('tigina'); 4: writeln('tiraspol'); end; r: =succ(r); end;

writeln('den c maximalnim potrebleniem'); z: =l; for k: =1 to 7 do begin if ord(z)=n_max_z then case ord(z) of 0: writeln('l'); 1: writeln('ma'); 2: writeln('mi'); 3: writeln('j'); 4: writeln('v'); 5: writeln('s'); 6: writeln('d'); end; z: =succ(z); end; writeln('den c minimalnim potrebleniem'); z: =l; for k: =1 to 7 do begin if ord(z)=n_min_z then case ord(z) of 0: writeln('l'); 1: writeln('ma'); 2: writeln('mi'); 3: writeln('j'); 4: writeln('v'); 5: writeln('s'); 6: writeln('d'); end; z: =succ(z); end;

readln;

end.