20 lines
242 B
C
20 lines
242 B
C
#include <stdlib.h>
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#include <unistd.h>
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int main(int argc, char **argv)
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{
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alarm(10);
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alarm(1);
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alarm(5);
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// alarm(10);
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// alarm(5);
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// alarm(1);
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// 效果不一样
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for (;;)
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pause( );
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exit(0);
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} |