2022-06-02 13:08:59 +00:00
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#include <assert.h>
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#include <ctype.h>
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2022-06-02 23:36:04 +00:00
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int main(void) {
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for (char c = 'a'; c != 'z'; ++c) {
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assert(isupper(toupper(c)));
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2022-06-02 13:08:59 +00:00
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}
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2022-06-02 05:18:26 +00:00
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return 0;
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2022-06-02 23:36:04 +00:00
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}
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