摘要：
int arr[][3] = { {23,3,3},{34,76,78},{5,6,5} }; printf("arr行:%d\n", sizeof(arr)/sizeof(arr[0])); printf("arr列:%d\n", sizeof(arr[0]) / sizeof(arr[0][0])); 阅读全文
posted @ 2018-12-22 19:53
谋定而后动？
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摘要：
int arr[] = {2,34,4,55,43,6,7,8,100}; int len = sizeof(arr) / sizeof(arr[0]); for (int i = 0; i arr[k + 1]) { int temp = arr[k]; arr[k] = arr[k+1]; arr[k+1] = temp; } }... 阅读全文
posted @ 2018-12-22 19:26
谋定而后动？
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摘要：
int arr[] = {2,34,4,55,43,6,7,8,100}; for (int i = 0; i < sizeof(arr) / sizeof(arr[0]) / 2; ++i) { int temp = arr[i]; arr[i] = arr[sizeof(arr)/sizeof(arr[0]) - 1 - i]; arr[sizeof(arr) / siz... 阅读全文
posted @ 2018-12-22 19:00
谋定而后动？
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摘要：
int arr[] = {1,2,3,56,4,3,5}; for (int i = 0; i < sizeof(arr) / sizeof(arr[0]); ++i) { printf("arr[%d] = %d\n", i, arr[i]); } 阅读全文
posted @ 2018-12-22 08:37
谋定而后动？
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