++ : ( ) , ( ). , . :
1. =1, y =2 (x < 2) || (y+x < 5) true, . .
2. x =1, y =2 (x > 5) && (y+x > 2) false, , . .
3. , (++x || ++y && ++z) =2 y z, .. true , (++y && ++z).
&& | e 1 && e 2 , e 1 e 2 ; - : e1 à à e2 |
|| | e 1 || e 2 , e 1 e 2 ; - : e1 à à e2 |
! | ! e 1 , e 1 |
++ | , ( ); : int xor (int a, int b) {return (a || b) &&! (a && b);} |
!!! , : 1, .
double di=-5.56, dj;
dj =!!di; // 1
, i (abd) :
int (i/1000 == i%10) + int (i/100%10 == i/10%10) == 2
int (i/1000 == i%10) && int (i/100%10 == i/10%10) == 1.
,
int(X > 0) + int (Y > 0) + int (Z > 0) >= 1;
,
int(X > 0) + int (Y > 0) + int (Z > 0) == 1;
.
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( ):
A > 0 | |
% 2 != 0 | |
: A > 2, B <= 3 | > 2 && B <= 3 |
max (, ): | X >= Y |
A < B < C | < B && B < C |
% 2 == B % 2 | |
, 0 < <= 3 > 5 | ! ((0 < ) && ( <= 3) && ( > 5)); (X <= 0) || (X > 3) || (Y <= 5); |
min (, ) | ! (X <= Y); X > Y |
Z min (, , Z) | (Z <= X) && (Z <= Y); |
Y max (X,Y,Z) min (X, Y, Z) | ! ((Y >= ) && (Y >= Z)) && ! (( <= X) && (Y <= Z)); ((Y < ) || (Y < Z)) && (( > X) || (Y > Z)); |
X, Y, Z | (X == Y) && (X == Z) && (Y == Z); (X == Y) && (X == Z); int(X == Y) + int (X == Z) + int (Y == Z) >= 2; |
X, Y, Z | (X > 0) && (Y > 0) && (Z > 0); |
X, Y, Z | (X > 0) || (Y > 0) || (Z > 0); |
X, Y, Z | ((X > 0) && (Y < 0) && (Z < 0)) || ((Y > 0) && (X < 0) && (Z < 0)) || ((Z > 0) && (X < 0) && (Y < 0)); |
X, Y, Z 10 | (X != 10) && (Y != 10) && (Z != 10); int(X == 10) + int(Y == 10) + int(Z == 10) == 0; |
(a > 9) && (a <= 99) | |
% 2 == 0 |
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|
|
.
(k, L) (m, N),
t true ( false ) :
t = ((abs (k - m) == 2) && (abs (L - N) == 1)) || ((abs (k - m) == 1) && (abs (L - N) == 2));
t = ((abs (k + L) == m) && (abs (L + 2) == N)) || ((abs (k + 2) == N) && (abs (L + 1) == m));
t = ((abs (k - m) != 0) && (abs (L - N) != 0)) && ((abs (k - m) + (abs (L - N) == 3));
t = ((k - m) * (k - m) + (L - N) * (L - N) == 5);
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