smarter and error test

test/loop/loop.c

@@ -0,0 +1,105 @@
+int printf(char* format, ...);
+int scanf(char* format, ...);
+
+/* **dummy** loop test generated by copilot */
+
+void test_continue() {
+    int i;
+
+    // For loop
+    printf("For loop:\n");
+    for (i = 0; i < 5; i++) {
+        if (i == 3) {
+            continue; // Skip the rest of the loop when i is 3
+        }
+        printf("%d ", i);
+    }
+    printf("\n");
+
+    // While loop
+    printf("While loop:\n");
+    i = 0;
+    while (i < 5) {
+        if (i == 3) {
+            i++;
+            continue; // Skip the rest of the loop when i is 3
+        }
+        printf("%d ", i);
+        i++;
+    }
+    printf("\n");
+
+    // Do-while loop
+    printf("Do-while loop:\n");
+    i = 0;
+    do {
+        if (i == 3) {
+            i++;
+            continue; // Skip the rest of the loop when i is 3
+        }
+        printf("%d ", i);
+        i++;
+    } while (i < 5);
+    printf("\n");
+}
+
+void test_break() {
+    int i;
+
+    // For loop
+    printf("For loop:\n");
+    for (i = 0; i < 5; i++) {
+        if (i == 3) {
+            break; // Exit the loop when i is 3
+        }
+        printf("%d ", i);
+    }
+    printf("\n");
+
+    // While loop
+    printf("While loop:\n");
+    i = 0;
+    while (i < 5) {
+        if (i == 3) {
+            break; // Exit the loop when i is 3
+        }
+        printf("%d ", i);
+        i++;
+    }
+    printf("\n");
+
+    // Do-while loop
+    printf("Do-while loop:\n");
+    i = 0;
+    do {
+        if (i == 3) {
+            break; // Exit the loop when i is 3
+        }
+        printf("%d ", i);
+        i++;
+    } while (i < 5);
+    printf("\n");
+}
+
+void test_nested() {
+    int i; 
+    int j;
+
+    // For loop
+    printf("For loop:\n");
+    for (i = 0; i < 5; i++) {
+        for (j = 0; j < 5; j++) {
+            if (i >= 2 && j >= 2 && i + j >= 5) {
+                return; // Exit nested loop via return
+            }
+            printf("(%d, %d) ", i, j);
+        }
+        printf("\n");
+    }
+}
+
+int main() {
+    test_continue();
+    test_break();
+    test_nested();
+}

test/loop/loop.out

@@ -0,0 +1,16 @@
+For loop:
+0 1 2 4 
+While loop:
+0 1 2 4 
+Do-while loop:
+0 1 2 4 
+For loop:
+0 1 2 
+While loop:
+0 1 2 
+Do-while loop:
+0 1 2 
+For loop:
+(0, 0) (0, 1) (0, 2) (0, 3) (0, 4) 
+(1, 0) (1, 1) (1, 2) (1, 3) (1, 4) 
+(2, 0) (2, 1) (2, 2) 0

test/loop/parse.c

@@ -0,0 +1,19 @@
+int getchar();
+
+
+int is_digit(int ch) {
+    return '0' <= ch && ch <= '9';
+}
+
+int parse_int(int ch) {
+    int num = ch - '0';
+    while (is_digit(ch = getchar())) {
+        num = num * 10;
+        num = num + ch - '0';
+    }
+    return num;
+}
+
+int main() {
+    return parse_int(getchar());
+}

test/loop/parse.in

@@ -0,0 +1 @@
+42

test/loop/parse.out

@@ -0,0 +1 @@
+42