From 781b2a1c0bb3e578ed09ecefb1be692f716f7d08 Mon Sep 17 00:00:00 2001
From: juan <juancloudcomputing@protonmail.com>
Date: Thu, 2 Jun 2022 11:59:54 +0800
Subject: [PATCH] no everything ac

---
 semester2/pset3/1-filesOps.c | 134 +++++++++++++++++------------------
 semester2/pset3/3-readFile.c |   8 +--
 2 files changed, 70 insertions(+), 72 deletions(-)

diff --git a/semester2/pset3/1-filesOps.c b/semester2/pset3/1-filesOps.c
index 401228b..84a4761 100644
--- a/semester2/pset3/1-filesOps.c
+++ b/semester2/pset3/1-filesOps.c
@@ -1,8 +1,5 @@
 #include <stdio.h>
 
-#define FILENAME dict.dic
-#define BUFLEN 65535
-
 void countChar(FILE *fp);
 void countLines(FILE *fp);
 void countCaps(FILE *fp);
@@ -13,21 +10,21 @@ int main(void) {
   int op;
   scanf("%d", &op);
   switch (op) {
-		case (1): {
-			countChar(fp);
-			break;
-		}
-		case (2): {
-			countLines(fp);
-			break;
-		}
-		case (3): {
-			countCaps(fp);
-			break;
-		}
-		default: {
-			break;
-		}
+  case (1): {
+    countChar(fp);
+    break;
+  }
+  case (2): {
+    countLines(fp);
+    break;
+  }
+  case (3): {
+    countCaps(fp);
+    break;
+  }
+  default: {
+    break;
+  }
   }
 
   fclose(fp);
@@ -37,7 +34,7 @@ int main(void) {
 void countChar(FILE *fp) {
   int cap = 0, low = 0, digits = 0, others = 0;
   char buf;
-  while ((buf = fgetc(fp)) != EOF) {
+  while ((buf = getc(fp)) != EOF) {
     if (buf >= 'A' && buf <= 'Z') {
       cap++;
     } else if (buf >= 'a' && buf <= 'z') {
@@ -54,58 +51,59 @@ void countChar(FILE *fp) {
   printf("digit: %d\n", digits);
   printf("others: %d\n", others);
 }
+
 void countLines(FILE *fp) {
+  // Scan one line first
+  char buf;
   int lines = 0;
-  int maxlen, minlen;
-  int i;
-  char buf[BUFLEN];
-
-  // Firstly read one line
-  fgets(buf, BUFLEN * sizeof(buf[0]), fp);
-  lines++;
-  for (i = 0; buf[i] != '\n'; i++) {
-  }
-  maxlen = i;
-  minlen = i;
-
-  while (fgets(buf, sizeof(buf), fp) != NULL) {
-    lines++;
-    for (i = 0; buf[i] != '\n'; i++) {
+  int linemax = 0;
+  int linemin = 0;
+  int i = 0;
+  while ((buf = fgetc(fp)) != EOF) {
+    if (buf != '\n') {
+      i++;
+    } else {
+      if (lines == 0) {
+        linemax = i;
+        linemin = i;
+      } else {
+        if (i > linemax) {
+          linemax = i;
+        }
+        if (i < linemin) {
+          linemin = i;
+        }
+      }
+      lines++;
+      i = 0;
+    }
+  }
+  printf("Task2:\nline: %d\n%d characters in max line.\n%d characters in min "
+         "line.\n",
+         lines, linemax, linemin);
+}
+
+void countCaps(FILE *fp) {
+  int low[26] = {};
+  int cap[26] = {};
+
+  char buf;
+  while ((buf = fgetc(fp)) != EOF) {
+    if (buf >= 'a' && buf <= 'z') {
+      low[buf - 'a']++;
+    } else if (buf >= 'A' && buf <= 'Z') {
+      cap[buf - 'A']++;
     }
-		if (i > maxlen) {
-			maxlen = i;
-		}
-		if (i < minlen) {
-			minlen = i;
-		}
   }
 
-	printf("Task2:\n");
-	printf("line: %d\n", lines);
-	printf("%d characters in max line.\n", maxlen);
-	printf("%d characters in min line.\n", minlen);
-}
-void countCaps(FILE *fp) {
-	char low[26] = {};
-	char cap[26] = {};
-
-	char buf;
-	while ((buf = fgetc(fp)) != EOF) {
-		if (buf >= 'a' && buf <= 'z') {
-			low[buf - 'a']++;
-		} else if (buf >= 'A' && buf <= 'Z') {
-			cap[buf - 'A']++;
-		}
-	}
-
-	printf("Task3:\n");
-	printf("CAPITAL:\n");
-	for (int i = 0; i < 26; i++) {
-		printf("%c:%d\n", i + 'A', cap[i]);
-	}
-
-	printf("LOWERCASE:\n");
-	for (int i = 0; i < 26; i++) {
-		printf("%c:%d\n", i + 'a', low[i]);
-	}
+  printf("Task3:\n");
+  printf("CAPITAL:\n");
+  for (int i = 0; i < 26; i++) {
+    printf("%c:%d\n", i + 'A', cap[i]);
+  }
+
+  printf("LOWERCASE:\n");
+  for (int i = 0; i < 26; i++) {
+    printf("%c:%d\n", i + 'a', low[i]);
+  }
 }
diff --git a/semester2/pset3/3-readFile.c b/semester2/pset3/3-readFile.c
index 0942e1f..ef9901c 100644
--- a/semester2/pset3/3-readFile.c
+++ b/semester2/pset3/3-readFile.c
@@ -7,20 +7,20 @@ int main(void) {
 
   int a;
   char b[16]; // bool
-  double c;
+  char c[4096];
   char d[4096];
 
   int n;
   scanf("%d", &n);
 
   for (int i = 0; i < n; i++) {
-    fscanf(fp, "%i%s%lf%s", &a, b, &c, d);
+    fscanf(fp, "%i%s%s%s\n", &a, b, c, d);
   }
 
   printf("%i\n", a);
 	printf("%s\n", b);
-  printf("%lf\n", c);
-  printf("%s\n", d);
+  printf("%s\n", c);
+  printf("%s", d);
 
   return 0;
 }