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#include <stdio.h>

int main() {
    FILE *file;
    char c;

    // 鎵撳紑鏂囦欢
    file = fopen("filename.txt", "r");
    if (file == NULL) {
        printf("鏃犳硶鎵撳紑鏂囦欢\n");
        return 1;
    }

    // 閫愬瓧绗﹁鍙栨枃浠跺唴瀹?/span>
    while ((c = fgetc(file)) != EOF) {
        printf("%c", c);
    }

    // 鍏抽棴鏂囦欢
    fclose(file);

    return 0;
}

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