function linelength(x1, y1, x2, y2: integer): real; begin linelength := sqrt(sqr(x2 - x1) + sqr(y2 - y1)); end;
procedure ger(a, b, c: real); var p: real; begin p := (a + b + c) / 2; sc := sqrt(p * (p - a) * (p - b) * (p - c)); end;
begin write('1:');readln(x1, y1); write('2:');readln(x2, y2); write('3:');readln(x3, y3); write('4:');readln(x4, y4); ger(linelength(x1, y1, x2, y2), linelength(x2, y2, x3, y3), linelength(x1, y1, x3, y3)); s := s + sc; ger(linelength(x1, y1, x4, y4), linelength(x4, y4, x3, y3), linelength(x1, y1, x3, y3)); s := s + sc; writeln(s); end. //3) var a, b, c: integer;
function sce(var a: integer): integer; var sc, c: integer; begin while a <> 0 do begin c := a mod 10; a := a div 10; sc := sc + c; end; sce := sc; end;
begin read(a, b, c); if (sce(a) > sce(b)) and (sce(a) > sce(c)) then writeln(a) else if (sce(b) > sce(a)) and (sce(b) > sce(c)) then writeln(b) else if (sce(c) > sce(a)) and (sce(c) > sce(b)) then writeln(c) else if (sce(c) = sce(a)) and (sce(a) = sce(b)) then writeln('Равны'); end.
Using System; public class Test { public static void Main() { int a, b, c, d, min1, min2, max; Console.Write("a = "); a = int.Parse(Console.ReadLine()); Console.Write("b = "); b = int.Parse(Console.ReadLine()); Console.Write("c = "); c = int.Parse(Console.ReadLine()); Console.Write("d = "); d = int.Parse(Console.ReadLine()); if (a < b) min1 = a; else min1 = b; if (c < d) min2 = c; else min2 = d; if (min1 > min2) max = min1; else max = min2; Console.WriteLine("max = {0}", max); System.Console.ReadKey(); } }
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