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| program calculator;
uses crt;
var
n1, n2, a, s, d, x, ir1, ir2, ir11, ir22, iz1, iz2, iir, iir1: integer;
r1, r2, r11, rrezult, rz1: real;
c: char;
begin
a:= 0;
s:= 0;
x:= 0;
n1:= 0;
n2:= 0;
d:= 0;
repeat
readln(r1);
ir1:= round(r1);
ir11:= round(r1 * 10);
if ir11 mod 10 = 0 then
begin
repeat
ir1:= ir1 div 10;
inc(n1);
until (ir1 <= 0);
gotoXY(whereX + (n1+ 1), whereY - 1);
readln(c);
gotoXY(whereX + (n1 + 3), whereY - 1);
readln(r2);
ir2:= round(r2);
ir22:= round(r2 *10);
if ir22 mod 10 = 0 then
begin
repeat
ir2:= ir2 div 10;
inc(n2);
until (ir2 <= 0);
gotoXY(whereX + (n1 + n2 + 4), whereY - 1);
write('= ');
case c of
'+': rrezult:= r1 + r2;
'-': rrezult:= r1 - r2;
'/': rrezult:= r1 / r2;
'*': rrezult:= r1 * r2;
else
writeln('ERROR: Такой операции не существует');
end;
rz1:= rrezult;
iz1:= trunc(rrezult);
if c = '/' then
begin
repeat
rz1:= rz1 * 10;
inc(d);
iz2:= trunc(rz1);
until (iz2 mod 10 = 0);
repeat
iz1:= iz1 div 10;
inc(x);
until (iz1 <= 0);
d:= d - 1;
writeln(rrezult: x : d);
end
else
writeln(round(rrezult));
end
end
else
begin
r11:= r1;
repeat
r11:= r11 * 10;
inc(a);
iir:= trunc(r11);
until (iir mod 10 = 0);
iir1:= trunc(r1);
repeat
iir1:= iir1 div 10;
inc(s);
until (iir1 <= 0);
gotoXY(whereX + (a + s + 1), whereY - 1);
readln(c);
gotoXY(whereX + (a + s + 3), whereY - 1);
readln(r2);
ir2:= trunc(r2);
ir22:= trunc(r2 *10);
if ir22 mod 10 = 0 then
begin
repeat
ir2:= ir2 div 10;
inc(n2);
until (ir2 <= 0);
gotoXY(whereX + (a + s + n2 + 4), whereY - 1);
write('= ');
case c of
'+': rrezult:= r1 + r2;
'-': rrezult:= r1 - r2;
'/': rrezult:= r1 / r2;
'*': rrezult:= r1 * r2;
else
writeln('ERROR: Такой операции не существует');
end;
rz1:= rrezult;
iz1:= trunc(rrezult);
repeat
rz1:= rz1 * 10;
inc(n1);
iz2:= trunc(rz1);
until (iz2 mod 10 = 0);
repeat
iz1:= iz1 div 10;
inc(x);
until (iz1 <= 0);
n1:= n1 - 1;
writeln(rrezult: x : n1);
end
else
begin
rz1:= r2;
repeat
rz1:= rz1 * 10;
inc(n2);
iz1:= trunc(rz1);
until (iz1 mod 10 = 0);
repeat
ir2:= ir2 div 10;
inc(d);
until (ir2 <= 0);
gotoXY(whereX + (a + s + n2 + d + 3), whereY - 1);
write('= ');
case c of
'+': rrezult:= r1 + r2;
'-': rrezult:= r1 - r2;
'/': rrezult:= r1 / r2;
'*': rrezult:= r1 * r2;
else
write('ERROR: Такой операции не существует');
end;
rz1:= rrezult;
iz1:= trunc(rrezult);
repeat
rz1:= rz1 * 10;
inc(n1);
iz2:= trunc(rz1);
until (iz2 mod 10 = 0);
repeat
iz1:= iz1 div 10;
inc(x);
until (iz1 <= 0);
n1:= n1 - 1;
writeln(rrezult: x : n1);
end;
end;
until (false);
end. |
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