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321 – ɤɨɧɫɬɚɧɬɚ ɬɢɩɚ int,
5326u – ɤɨɧɫɬɚɧɬɚ ɬɢɩɚ unsigned int,
45637778 – ɤɨɧɫɬɚɧɬɚ ɬɢɩɚ long int,
2746L – ɤɨɧɫɬɚɧɬɚ ɬɢɩɚ long int.
ɐɟɥɵɟ ɤɨɧɫɬɚɧɬɵ ɦɨɝɭɬ ɡɚɩɢɫɵɜɚɬɶɫɹ ɜ ɜɨɫɶɦɟɪɢɱɧɨɣ ɫɢɫɬɟɦɟ ɫɱɢɫ-
ɥɟɧɢɹ, ɜ ɷɬɨɦ ɫɥɭɱɚɟ ɩɟɪɜɨɣ ɰɢɮɪɨɣ ɞɨɥɠɧɚ ɛɵɬɶ ɰɢɮɪɚ
0, ɱɢɫɥɨ ɦɨɠɟɬ
ɫɨɞɟɪɠɚɬɶ ɬɨɥɶɤɨ ɰɢɮɪɵ
0 ... 7:
0777 – ɤɨɧɫɬɚɧɬɚ ɬɢɩɚ int,
0453377 – ɤɨɧɫɬɚɧɬɚ ɬɢɩɚ long int.
ɐɟɥɵɟ ɤɨɧɫɬɚɧɬɵ ɦɨɠɧɨ ɡɚɩɢɫɵɜɚɬɶ ɢ ɜ ɲɟɫɬɧɚɞɰɚɬɟɪɢɱɧɨɣ ɫɢɫɬɟɦɟ
ɫɱɢɫɥɟɧɢɹ, ɜ ɷɬɨɦ ɫɥɭɱɚɟ ɡɚɩɢɫɶ ɤɨɧɫɬɚɧɬɵ ɧɚɱɢɧɚɟɬɫɹ ɫ ɫɢɦɜɨɥɨɜ
0x ɢɥɢ
0X:
0x45F – ɤɨɧɫɬɚɧɬɚ ɬɢɩɚ int,
0xFFFFFFFF – ɤɨɧɫɬɚɧɬɚ ɬɢɩɚ unsigned long int.
Ʉɨɧɫɬɚɧɬɵ ɬɢɩɚ
char ɜɫɟɝɞɚ ɡɚɤɥɸɱɚɸɬɫɹ ɜ ɨɞɢɧɨɱɧɵɟ ɤɚɜɵɱɤɢ, ɡɧɚ-
ɱɟɧɢɟ ɤɨɧɫɬɚɧɬɵ ɡɚɞɚɟɬɫɹ ɥɢɛɨ ɡɧɚɤɨɦ ɢɡ ɢɫɩɨɥɶɡɭɟɦɨɝɨ ɧɚɛɨɪɚ ɫɢɦɜɨɥɨɜ,
ɥɢɛɨ ɰɟɥɨɣ ɤɨɧɫɬɚɧɬɨɣ, ɤɨɬɨɪɨɣ ɩɪɟɞɲɟɫɬɜɭɟɬ ɨɛɪɚɬɧɚɹ ɤɨɫɚɹ ɱɟɪɬɚ:
'A',
'\33', '\042', '\x1B'. ɂɦɟɟɬɫɹ ɬɚɤɠɟ ɪɹɞ ɫɩɟɰɢɚɥɶɧɵɯ ɫɢɦɜɨɥɨɜ, ɤɨ-
ɬɨɪɵɟ ɦɨɝɭɬ ɭɤɚɡɵɜɚɬɶɫɹ ɜ ɤɚɱɟɫɬɜɟ ɡɧɚɱɟɧɢɣ ɤɨɧɫɬɚɧɬɵ ɬɢɩɚ
char:
'\n' – ɧɨɜɚɹ ɫɬɪɨɤɚ,
'\t' – ɝɨɪɢɡɨɧɬɚɥɶɧɚɹ ɬɚɛɭɥɹɰɢɹ,
'\v' – ɜɟɪɬɢɤɚɥɶɧɚɹ ɬɚɛɭɥɹɰɢɹ,
'\r' – ɩɟɪɟɜɨɞ ɤɚɪɟɬɤɢ,
'\f' – ɩɟɪɟɜɨɞ ɫɬɪɚɧɢɰɵ,
'\a' – ɡɜɭɤɨɜɨɣ ɫɢɝɧɚɥ,
'\'' – ɨɞɢɧɨɱɧɚɹ ɤɚɜɵɱɤɚ (ɚɩɨɫɬɪɨɮ),
'\"' – ɞɜɨɣɧɚɹ ɤɚɜɵɱɤɚ,
'\\' – ɨɛɪɚɬɧɚɹ ɤɨɫɚɹ ɱɟɪɬɚ.
ȼɟɳɟɫɬɜɟɧɧɵɟ ɱɢɫɥɚ ɦɨɝɭɬ ɛɵɬɶ ɡɧɚɱɟɧɢɹɦɢ ɨɞɧɨɝɨ ɢɡ ɬɪɟɯ ɬɢɩɨɜ:
float, double, long double. Ⱦɢɚɩɚɡɨɧ ɡɧɚɱɟɧɢɣ ɤɚɠɞɨɝɨ ɢɡ ɷɬɢɯ ɬɢɩɨɜ
ɡɚɜɢɫɢɬ ɨɬ ɢɫɩɨɥɶɡɭɟɦɵɯ ɗȼɆ ɢ ɤɨɦɩɢɥɹɬɨɪɚ. Ʉɨɧɫɬɚɧɬɵ ɜɟɳɟɫɬɜɟɧɧɵɯ
ɬɢɩɨɜ ɦɨɝɭɬ ɡɚɩɢɫɵɜɚɬɶɫɹ ɤɚɤ ɜ ɮɨɪɦɟ ɫ ɮɢɤɫɢɪɨɜɚɧɧɨɣ ɬɨɱɤɨɣ, ɬɚɤ ɢ ɜ
ɷɤɫɩɨɧɟɧɰɢɚɥɶɧɨɣ ɮɨɪɦɟ. ɉɨ ɭɦɨɥɱɚɧɢɸ ɨɧɢ ɢɦɟɸɬ ɬɢɩ
double, ɧɚɩɪɢ-
ɦɟɪ,
15.31, 1.43E-3, 2345.1e4. ɉɪɢ ɧɟɨɛɯɨɞɢɦɨɫɬɢ ɬɢɩ ɤɨɧɫɬɚɧɬɵ
ɦɨɠɧɨ ɭɬɨɱɧɢɬɶ, ɡɚɩɢɫɚɜ ɜ ɤɨɧɰɟ ɫɭɮɮɢɤɫ
f ɢɥɢ F ɞɥɹ ɬɢɩɚ float, ɫɭɮ-
ɮɢɤɫ
l ɢɥɢ L ɞɥɹ ɬɢɩɚ long double.
ȼɧɟɲɧɟɟ ɨɩɪɟɞɟɥɟɧɢɟ, ɨɛɴɹɜɥɹɸɳɟɟ ɩɟɪɟɦɟɧɧɵɟ, ɫɨɫɬɨɢɬ ɢɡ ɧɟɨɛɹɡɚ-
ɬɟɥɶɧɨɝɨ ɫɩɟɰɢɮɢɤɚɬɨɪɚ ɤɥɚɫɫɚ ɩɚɦɹɬɢ, ɫɩɟɰɢɮɢɤɚɬɨɪɨɜ ɬɢɩɚ ɢ ɫɩɢɫɤɚ
ɞɟɤɥɚɪɚɬɨɪɨɜ-ɢɧɢɰɢɚɥɢɡɚɬɨɪɨɜ, ɤɚɠɞɵɣ ɢɡ ɤɨɬɨɪɵɯ ɨɛɴɹɜɥɹɟɬ ɢɞɟɧɬɢɮɢ-
ɤɚɬɨɪ ɨɞɧɨɣ ɩɟɪɟɦɟɧɧɨɣ ɢ, ɜɨɡɦɨɠɧɨ, ɡɧɚɱɟɧɢɟ, ɩɪɢɫɜɚɢɜɚɟɦɨɟ ɩɟɪɟɦɟɧ-
ɧɨɣ ɩɪɢ ɟɟ ɨɛɴɹɜɥɟɧɢɢ. ȼɧɟɲɧɟɟ ɨɩɪɟɞɟɥɟɧɢɟ ɡɚɤɚɧɱɢɜɚɟɬɫɹ ɬɨɱɤɨɣ ɫ ɡɚ-
ɩɹɬɨɣ:
10
321 – ɤɨɧɫɬɚɧɬɚ ɬɢɩɚ int, 5326u – ɤɨɧɫɬɚɧɬɚ ɬɢɩɚ unsigned int, 45637778 – ɤɨɧɫɬɚɧɬɚ ɬɢɩɚ long int, 2746L – ɤɨɧɫɬɚɧɬɚ ɬɢɩɚ long int. ɐɟɥɵɟ ɤɨɧɫɬɚɧɬɵ ɦɨɝɭɬ ɡɚɩɢɫɵɜɚɬɶɫɹ ɜ ɜɨɫɶɦɟɪɢɱɧɨɣ ɫɢɫɬɟɦɟ ɫɱɢɫ- ɥɟɧɢɹ, ɜ ɷɬɨɦ ɫɥɭɱɚɟ ɩɟɪɜɨɣ ɰɢɮɪɨɣ ɞɨɥɠɧɚ ɛɵɬɶ ɰɢɮɪɚ 0, ɱɢɫɥɨ ɦɨɠɟɬ ɫɨɞɟɪɠɚɬɶ ɬɨɥɶɤɨ ɰɢɮɪɵ 0 ... 7: 0777 – ɤɨɧɫɬɚɧɬɚ ɬɢɩɚ int, 0453377 – ɤɨɧɫɬɚɧɬɚ ɬɢɩɚ long int. ɐɟɥɵɟ ɤɨɧɫɬɚɧɬɵ ɦɨɠɧɨ ɡɚɩɢɫɵɜɚɬɶ ɢ ɜ ɲɟɫɬɧɚɞɰɚɬɟɪɢɱɧɨɣ ɫɢɫɬɟɦɟ ɫɱɢɫɥɟɧɢɹ, ɜ ɷɬɨɦ ɫɥɭɱɚɟ ɡɚɩɢɫɶ ɤɨɧɫɬɚɧɬɵ ɧɚɱɢɧɚɟɬɫɹ ɫ ɫɢɦɜɨɥɨɜ 0x ɢɥɢ 0X: 0x45F – ɤɨɧɫɬɚɧɬɚ ɬɢɩɚ int, 0xFFFFFFFF – ɤɨɧɫɬɚɧɬɚ ɬɢɩɚ unsigned long int. Ʉɨɧɫɬɚɧɬɵ ɬɢɩɚ char ɜɫɟɝɞɚ ɡɚɤɥɸɱɚɸɬɫɹ ɜ ɨɞɢɧɨɱɧɵɟ ɤɚɜɵɱɤɢ, ɡɧɚ- ɱɟɧɢɟ ɤɨɧɫɬɚɧɬɵ ɡɚɞɚɟɬɫɹ ɥɢɛɨ ɡɧɚɤɨɦ ɢɡ ɢɫɩɨɥɶɡɭɟɦɨɝɨ ɧɚɛɨɪɚ ɫɢɦɜɨɥɨɜ, ɥɢɛɨ ɰɟɥɨɣ ɤɨɧɫɬɚɧɬɨɣ, ɤɨɬɨɪɨɣ ɩɪɟɞɲɟɫɬɜɭɟɬ ɨɛɪɚɬɧɚɹ ɤɨɫɚɹ ɱɟɪɬɚ: 'A', '\33', '\042', '\x1B'. ɂɦɟɟɬɫɹ ɬɚɤɠɟ ɪɹɞ ɫɩɟɰɢɚɥɶɧɵɯ ɫɢɦɜɨɥɨɜ, ɤɨ- ɬɨɪɵɟ ɦɨɝɭɬ ɭɤɚɡɵɜɚɬɶɫɹ ɜ ɤɚɱɟɫɬɜɟ ɡɧɚɱɟɧɢɣ ɤɨɧɫɬɚɧɬɵ ɬɢɩɚ char: '\n' – ɧɨɜɚɹ ɫɬɪɨɤɚ, '\t' – ɝɨɪɢɡɨɧɬɚɥɶɧɚɹ ɬɚɛɭɥɹɰɢɹ, '\v' – ɜɟɪɬɢɤɚɥɶɧɚɹ ɬɚɛɭɥɹɰɢɹ, '\r' – ɩɟɪɟɜɨɞ ɤɚɪɟɬɤɢ, '\f' – ɩɟɪɟɜɨɞ ɫɬɪɚɧɢɰɵ, '\a' – ɡɜɭɤɨɜɨɣ ɫɢɝɧɚɥ, '\'' – ɨɞɢɧɨɱɧɚɹ ɤɚɜɵɱɤɚ (ɚɩɨɫɬɪɨɮ), '\"' – ɞɜɨɣɧɚɹ ɤɚɜɵɱɤɚ, '\\' – ɨɛɪɚɬɧɚɹ ɤɨɫɚɹ ɱɟɪɬɚ. ȼɟɳɟɫɬɜɟɧɧɵɟ ɱɢɫɥɚ ɦɨɝɭɬ ɛɵɬɶ ɡɧɚɱɟɧɢɹɦɢ ɨɞɧɨɝɨ ɢɡ ɬɪɟɯ ɬɢɩɨɜ: float, double, long double. Ⱦɢɚɩɚɡɨɧ ɡɧɚɱɟɧɢɣ ɤɚɠɞɨɝɨ ɢɡ ɷɬɢɯ ɬɢɩɨɜ ɡɚɜɢɫɢɬ ɨɬ ɢɫɩɨɥɶɡɭɟɦɵɯ ɗȼɆ ɢ ɤɨɦɩɢɥɹɬɨɪɚ. Ʉɨɧɫɬɚɧɬɵ ɜɟɳɟɫɬɜɟɧɧɵɯ ɬɢɩɨɜ ɦɨɝɭɬ ɡɚɩɢɫɵɜɚɬɶɫɹ ɤɚɤ ɜ ɮɨɪɦɟ ɫ ɮɢɤɫɢɪɨɜɚɧɧɨɣ ɬɨɱɤɨɣ, ɬɚɤ ɢ ɜ ɷɤɫɩɨɧɟɧɰɢɚɥɶɧɨɣ ɮɨɪɦɟ. ɉɨ ɭɦɨɥɱɚɧɢɸ ɨɧɢ ɢɦɟɸɬ ɬɢɩ double, ɧɚɩɪɢ- ɦɟɪ, 15.31, 1.43E-3, 2345.1e4. ɉɪɢ ɧɟɨɛɯɨɞɢɦɨɫɬɢ ɬɢɩ ɤɨɧɫɬɚɧɬɵ ɦɨɠɧɨ ɭɬɨɱɧɢɬɶ, ɡɚɩɢɫɚɜ ɜ ɤɨɧɰɟ ɫɭɮɮɢɤɫ f ɢɥɢ F ɞɥɹ ɬɢɩɚ float, ɫɭɮ- ɮɢɤɫ l ɢɥɢ L ɞɥɹ ɬɢɩɚ long double. ȼɧɟɲɧɟɟ ɨɩɪɟɞɟɥɟɧɢɟ, ɨɛɴɹɜɥɹɸɳɟɟ ɩɟɪɟɦɟɧɧɵɟ, ɫɨɫɬɨɢɬ ɢɡ ɧɟɨɛɹɡɚ- ɬɟɥɶɧɨɝɨ ɫɩɟɰɢɮɢɤɚɬɨɪɚ ɤɥɚɫɫɚ ɩɚɦɹɬɢ, ɫɩɟɰɢɮɢɤɚɬɨɪɨɜ ɬɢɩɚ ɢ ɫɩɢɫɤɚ ɞɟɤɥɚɪɚɬɨɪɨɜ-ɢɧɢɰɢɚɥɢɡɚɬɨɪɨɜ, ɤɚɠɞɵɣ ɢɡ ɤɨɬɨɪɵɯ ɨɛɴɹɜɥɹɟɬ ɢɞɟɧɬɢɮɢ- ɤɚɬɨɪ ɨɞɧɨɣ ɩɟɪɟɦɟɧɧɨɣ ɢ, ɜɨɡɦɨɠɧɨ, ɡɧɚɱɟɧɢɟ, ɩɪɢɫɜɚɢɜɚɟɦɨɟ ɩɟɪɟɦɟɧ- ɧɨɣ ɩɪɢ ɟɟ ɨɛɴɹɜɥɟɧɢɢ. ȼɧɟɲɧɟɟ ɨɩɪɟɞɟɥɟɧɢɟ ɡɚɤɚɧɱɢɜɚɟɬɫɹ ɬɨɱɤɨɣ ɫ ɡɚ- ɩɹɬɨɣ: 10
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