112 lines
1.9 KiB
C
112 lines
1.9 KiB
C
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#include <stdio.h>
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#define FILENAME dict.dic
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#define BUFLEN 65535
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void countChar(FILE *fp);
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void countLines(FILE *fp);
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void countCaps(FILE *fp);
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int main(void) {
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FILE *fp = fopen("dict.dic", "r");
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int op;
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scanf("%d", &op);
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switch (op) {
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case (1): {
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countChar(fp);
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break;
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}
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case (2): {
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countLines(fp);
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break;
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}
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case (3): {
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countCaps(fp);
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break;
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}
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default: {
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break;
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}
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}
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fclose(fp);
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return 0;
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}
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void countChar(FILE *fp) {
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int cap = 0, low = 0, digits = 0, others = 0;
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char buf;
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while ((buf = fgetc(fp)) != EOF) {
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if (buf >= 'A' && buf <= 'Z') {
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cap++;
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} else if (buf >= 'a' && buf <= 'z') {
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low++;
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} else if (buf >= '0' && buf <= '9') {
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digits++;
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} else {
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others++;
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}
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}
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printf("Task1:\n");
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printf("capital: %d\n", cap);
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printf("lowercase: %d\n", low);
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printf("digit: %d\n", digits);
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printf("others: %d\n", others);
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}
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void countLines(FILE *fp) {
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int lines = 0;
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int maxlen, minlen;
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int i;
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char buf[BUFLEN];
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// Firstly read one line
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fgets(buf, BUFLEN * sizeof(buf[0]), fp);
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lines++;
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for (i = 0; buf[i] != '\n'; i++) {
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}
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maxlen = i;
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minlen = i;
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while (fgets(buf, sizeof(buf), fp) != NULL) {
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lines++;
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for (i = 0; buf[i] != '\n'; i++) {
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}
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if (i > maxlen) {
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maxlen = i;
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}
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if (i < minlen) {
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minlen = i;
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}
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}
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printf("Task2:\n");
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printf("line: %d\n", lines);
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printf("%d characters in max line.\n", maxlen);
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printf("%d characters in min line.\n", minlen);
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}
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void countCaps(FILE *fp) {
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char low[26] = {};
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char cap[26] = {};
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char buf;
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while ((buf = fgetc(fp)) != EOF) {
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if (buf >= 'a' && buf <= 'z') {
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low[buf - 'a']++;
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} else if (buf >= 'A' && buf <= 'Z') {
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cap[buf - 'A']++;
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}
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}
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printf("Task3:\n");
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printf("CAPITAL:\n");
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for (int i = 0; i < 26; i++) {
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printf("%c:%d\n", i + 'A', cap[i]);
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}
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printf("LOWERCASE:\n");
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for (int i = 0; i < 26; i++) {
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printf("%c:%d\n", i + 'a', low[i]);
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}
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}
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