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原创于 2020-07-25 11:25:58 发布 · 304 阅读

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#include <stdio.h>

#define space ' '
#define tab '\t'
#define newline '\n'

int main(int argc, char **argv) {
    int spaceCount = 0;
    int tabCount = 0;
    int newlineCount = 0;

    char c;
    while ((c = getchar()) != EOF) {
        switch (c)
        {
        case space:
            ++spaceCount;
            break;
        case tab:
            ++tabCount;
            break;
        case newline:
            ++newlineCount;
            break;

        default:
            break;
        }
    }

    printf("space count: %d\ntab count: %d\nnewline count: %d\n", spaceCount,tabCount,newlineCount);

    return 0;
}