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- #include<stdio.h>
- #include<stdlib.h>
- #ifdef _WIN32
- #include<windows.h>
- #endif
- /*
- 2分钟倒计时,每秒带声音
- */
- int main(void)
- {
-
- //120s=2m
- int i = 120;
- for(;i>=0;--i){
- printf("%d\n",i);
- #ifdef _WIN32
- Beep(800,900);
- Sleep(1000);
- #else
- usleep(1000);
- #endif
- system("cls");
- }
- return 0;
- }
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