C++ MIX #11 これどう読むの...？

C++ MIX #11 で発表したスライドです！

https://cppmix.connpass.com/event/319167/

Transcript

1. $ .*9
   
   ͜ΕͲ͏ಡΉͷʜʁ ΅ͬͪήʔϜσϕϩού
   ੢ࢁ৴ߦ
2. ͜ͱͷൃ୺
3. w"464
   
   ϒϥϯυωʔϜͷ༝དྷ
   w ܳज़΍ֶ໰ʹ͓͚ΔΠϯεϐϨʔγϣϯͷ৅௃ͱͳ͍ͬͯΔΪϦ γϟਆ࿩ͷۭඈͿനഅlϖΨαε‧1FHBTVTzɻ͜ͷ࠷ޙͷ࢛จࣈ ͕"464ͷ༝དྷͰ͢ɻʮ͢΂ͯͷ੡඼ʹߴ͍඼࣭ͱಠ૑ੑΛਧ͖ ࠐΉ͜ͱʹΑΓɺػ஌ʹ෋ΉϖΨαε͕৅௃͢Δڧ͞ɺ૑଄ੑɺ ७ਮ͞Λ۩ମతʹ࣮ݱ͢Δʯͱ͍͏ҙຯ͕ࠐΊΒΕ͍ͯ·͢ɻ· ͨɺ೥݄ΑΓ"464͸ʮΤΠεʔεʯͱൃԻ͕౷Ұ͞ Ε·ͨ͠ɻ
   w IUUQTXXXBTVTDPNKQ"CPVU@"464BCPVU@BTVT@IJTUPSZ@OBNF ͜Μͳͷ΋͋ͬͨ
4. ͜Μͳͷ΋ʂ υΠπޠ ӳޠ WFDUPS ϕΫτϧ ϕΫλʔ Q) ϖʔϋʔ ϐʔΤΠν #.8 ϕʔΤϜϰΣʔ ϏʔΤϜμϒϦϡʔ
5. wීஈͳΜͱͳ͘ݺশ͍ͯ͠Δݴ༿Λॳֶऀ΁ͦ ͷ··఻͍͍͑ͯͷ͔͠Βʜ🧐 ՝୊ൃੜʂ
6. Ͱ͸ຊฤ࢝·Γ·͢
7. w ϓϩάϥϜΛॻ͖࢝ΊΔʹ͸·ͣ(BNFTMOΛ։͘
   w (BNFTMOϑΝΠϧ͸(BNFWDYQSPKΛؚΜͰ͍·͢
   w Ϗϧυ͕੒ޭ͢Δͱ(BNFFYF͕ग़ྗ͞Ε·͢ ໰̍
8. w ϓϩάϥϜΛॻ͖࢝ΊΔʹ͸·ͣ(BNFTMOΛ։͘
   w (BNFTMOϑΝΠϧ͸(BNFWDYQSPKΛؚΜͰ͍·͢
   w Ϗϧυ͕੒ޭ͢Δͱ(BNFFYF͕ग़ྗ͞Ε·͢ ໰̍   
9. w$ ͷίϯύΠϧʹ͸(/6ͷ($$΍$MBOHΛ࢖ ͍·͢ɻ·ͨόʔδϣϯ؅ཧʹ͸HJUΛ࢖͍·͢ ͷͰ֤ࣗͷ1$ʹΠϯετʔϧ͓͍ͯͯͩ͘͠͞ ͍ɻ-JOVYͳΒBQU
   JOTUBMMͰΠϯετʔϧ͠·͢ ໰̎
10. w$ ͷίϯύΠϧʹ͸(/6ͷ($$΍$MBOHΛ࢖ ͍·͢ɻ·ͨόʔδϣϯ؅ཧʹ͸HJUΛ࢖͍·͢ ͷͰ֤ࣗͷ1$ʹΠϯετʔϧ͓͍ͯͯͩ͘͠͞ ͍ɻ-JOVYͳΒBQU
    JOTUBMMͰΠϯετʔϧ͠·͢ ໰̎      
11. ໰̏ #include <malloc.h> int main(int argc, char *argv[]) { if (argc > 0 && !p) { int a = argc < 10 ? -1 * 2 : 1 & 2; } void *p = malloc(100); }
12. ໰̏ #include <malloc.h> int main(int argc, char *argv[]) { if (argc > 0 && !p) { int a = argc < 10 ? -1 * 2 : 1 & 2; } void *p = malloc(100); }    
13. ໰̏ #include <malloc.h> int main(int argc, char *argv[]) { if (argc > 0 && !p) { int a = argc < 10 ? -1 * 2 : 1 & 2; } void *p = malloc(100); }
14. ໰̏ #include <malloc.h> int main(int argc, char *argv[]) { if (argc > 0 && !p) { int a = argc < 10 ? -1 * 2 : 1 & 2; } void *p = malloc(100); }
15. ໰̏ #include <malloc.h> int main(int argc, char *argv[]) { if (argc > 0 && !p) { int a = argc < 10 ? -1 * 2 : 1 & 2; } void *p = malloc(100); }
16. ໰̏ #include <malloc.h> int main(int argc, char *argv[]) { if (argc > 0 && !p) { int a = argc < 10 ? -1 * 2 : 1 & 2; } void *p = malloc(100); }
17. ໰̏ #include <malloc.h> int main(int argc, char *argv[]) { if (argc > 0 && !p) { int a = argc < 10 ? -1 * 2 : 1 & 2; } void *p = malloc(100); }
18. ໰̐ struct Hoge { int x, y; }; int main() { Hoge v; v.x = 0; v.y = 0; }
19. ໰̐ struct Hoge { int x, y; }; int main() { Hoge v; v.x = 0; v.y = 0; }
20. ໰̐ struct Hoge { int x, y; }; int main() { Hoge v; v.x = 0; v.y = 0; }
21. ໰̑ #include <iostream> constexpr int square(int x) { return x * x; } int main() { int i = 0 | 2; int& h = (i / 2) << 2; if (i > 0 || h > 0) { std::cout << "Hoge\n"; } }
22. ໰̑ #include <iostream> constexpr int square(int x) { return x * x; } int main() { int i = 0 | 2; int& h = (i / 2) << 2; if (i > 0 || h > 0) { std::cout << "Hoge\n"; } }
23. ໰̑ #include <iostream> constexpr int square(int x) { return x * x; } int main() { int i = 0 | 2; int& h = (i / 2) << 2; if (i > 0 || h > 0) { std::cout << "Hoge\n"; } }
24. ໰̑ #include <iostream> constexpr int square(int x) { return x * x; } int main() { int i = 0 | 2; int& h = (i / 2) << 2; if (i > 0 || h > 0) { std::cout << "Hoge\n"; } }
25. ໰̑ #include <iostream> constexpr int square(int x) { return x * x; } int main() { int i = 0 | 2; int& h = (i / 2) << 2; if (i > 0 || h > 0) { std::cout << "Hoge\n"; } }
26. ໰̑ #include <iostream> constexpr int square(int x) { return x * x; } int main() { int i = 0 | 2; int& h = (i / 2) << 2; if (i > 0 || h > 0) { std::cout << "Hoge\n"; } }
27. ໰̒ #include <string> #include <iostream> int main() { auto s = std::string{"Hoge"}; auto c = s[1]; printf("%s", s.c_str()); std::cout << s.substr(1, 2); }
28. ໰̒ #include <string> #include <iostream> int main() { auto s = std::string{"Hoge"}; auto c = s[1]; printf("%s", s.c_str()); std::cout << s.substr(1, 2); }
29. ໰̒ #include <string> #include <iostream> int main() { auto s = std::string{"Hoge"}; auto c = s[1]; printf("%s", s.c_str()); std::cout << s.substr(1, 2); }
30. ໰̒ #include <string> #include <iostream> int main() { auto s = std::string{"Hoge"}; auto c = s[1]; printf("%s", s.c_str()); std::cout << s.substr(1, 2); }
31. ໰̒ #include <string> #include <iostream> int main() { auto s = std::string{"Hoge"}; auto c = s[1]; printf("%s", s.c_str()); std::cout << s.substr(1, 2); }
32. wIUUQTRJJUBDPNIEBZJUFNT GCECFE ಉ͡೰ΈΛ࣋ͭਓ
33. wจࣈ৘ใΛԻಡͰ఻͑Δͷ೉͍͠ʂ
    w๻Β͸จࣈ৘ใΛൃԻͰ͖ͣͱ΋ೝ͍ࣝͯ͠ Δʜͷʜʁ
    㵺wТw㵺
    ŇPஇ Ҏ্Ͱ͢ʂʂ