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30 lines
986 B
30 lines
986 B
5 days ago
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#include <stdio.h>
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#define FLAG_A 0x01 // 0000 0001
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#define FLAG_B 0x02 // 0000 0010
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#define FLAG_C 0x04 // 0000 0100
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int main()
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{
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unsigned char flags = 0;
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printf("A: %c, B: %c, C: %c\n", (flags & FLAG_A ? 'O' : 'X'), (flags & FLAG_B ? 'O' : 'X'), (flags & FLAG_C ? 'O' : 'X'));
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// A 활성화
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flags |= FLAG_A;
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printf("A: %c, B: %c, C: %c\n", (flags & FLAG_A ? 'O' : 'X'), (flags & FLAG_B ? 'O' : 'X'), (flags & FLAG_C ? 'O' : 'X'));
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// C 활성화
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flags |= FLAG_C;
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printf("A: %c, B: %c, C: %c\n", (flags & FLAG_A ? 'O' : 'X'), (flags & FLAG_B ? 'O' : 'X'), (flags & FLAG_C ? 'O' : 'X'));
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// B 활성화
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flags |= FLAG_B;
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printf("A: %c, B: %c, C: %c\n", (flags & FLAG_A ? 'O' : 'X'), (flags & FLAG_B ? 'O' : 'X'), (flags & FLAG_C ? 'O' : 'X'));
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// B 비활성화
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flags &= ~FLAG_B;
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printf("A: %c, B: %c, C: %c\n", (flags & FLAG_A ? 'O' : 'X'), (flags & FLAG_B ? 'O' : 'X'), (flags & FLAG_C ? 'O' : 'X'));
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return 0;
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}
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