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c_brain_teasers [2010/09/02 10:16] Jan Stancek created |
c_brain_teasers [2015/10/05 16:07] Jan Stancek |
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| + | <sxh c> | ||
| + | #include <stdlib.h> | ||
| + | #include <stdio.h> | ||
| + | class B | ||
| + | { | ||
| + | public: | ||
| + | B(int b) : m_b(b) {} | ||
| + | operator int() | ||
| + | { | ||
| + | return m_b; | ||
| + | } | ||
| + | |||
| + | int operator()() | ||
| + | { | ||
| + | return m_b*2; | ||
| + | } | ||
| + | |||
| + | private: | ||
| + | int m_b; | ||
| + | }; | ||
| + | |||
| + | class A | ||
| + | { | ||
| + | public: | ||
| + | A(int i) | ||
| + | { | ||
| + | printf("Output is: %d\n", i); | ||
| + | } | ||
| + | }; | ||
| + | |||
| + | int main() | ||
| + | { | ||
| + | int k = 6; | ||
| + | A a( B(k) ); | ||
| + | |||
| + | // what is the output of this program? | ||
| + | |||
| + | return 0; | ||
| + | } | ||
| + | |||
| + | </sxh> | ||