36 lines
570 B
C
36 lines
570 B
C
#include <stdio.h>
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#include <pthread.h>
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#include <stdlib.h>
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#include <unistd.h>
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void *task1(void *data)
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{
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int n = *((int *)data);
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int ret = 1;
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while (n)
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{
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ret *= n--;
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}
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// pthread_exit(&ret);
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return ret;
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}
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int main(int argc, char const *argv[])
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{
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if (argc != 2)
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{
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printf("usage: ./%s 数字\n", argv[0]);
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return 1;
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}
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pthread_t tid;
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int num = atoi(argv[1]);
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pthread_create(&tid, NULL, task1, (void *)&num);
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int res;
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pthread_join(tid, &res);
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printf("%d\n", res);
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return 0;
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}
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