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4.4¸ø³öÏÂÁгÌÐòµÄÔËÐнá¹û¡£ #include
Point(int i, int j) { x = i; y = j; }
void Print() { cout << '(' << x << ','<< y << ')' << endl; } void operator += (Point p) { x += p.x; y += p.y; } void operator -= (Point p) { x -= p.x; y -= p.y; } private: int x, y; };
void main() {
Point P1(5, 7), P2(4, 3); P1.Print(); P2.Print(); P1 += P2; P1.Print(); P2 -= P1; P2.Print(); }
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Myst x(3.2), y(5,5), z(0.0); z = 8.9 ¨C y; y = x ¨C 6.3; ²Î¿¼³ÌÐò£º
#include
double v; public:
Myst(double d) { v = d; }
Myst operator ¨C (double d) { v = v - d; return v;} friend Myst operator - (double d, Myst m); };
Myst operator ¨C (double d, Myst m) { return d - m.v; }
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#include
void cal(char *s, char ch, int &rp) { while (*s)
if( *s++ == ch) rp++; }
void main() {
char *string = new char[MAX]; char ch;
int result = 0;
cout << \ÇëÊäÈëÒ»¸ö×Ö·û´®£º\ cin >> string;
cout << \ÇëÊäÈëÒ»¸ö×Ö·û£º\ cin >> ch;
cal(string, ch, result);
cout << \¸Ã×Ö·ûÔÚ´®ÖгöÏֵĴÎÊýΪ£º\}
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char s1[20], s2[20]; int i = 0, j = 0; cin >> s1 >> s2;
while (s1[i] != '\\0') i++; do {
s1[i] = s2[j]; i++; j++;
} while (s2[j-1] != '\\0'); cout << s1 << endl; }
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