59 lines
1.1 KiB
C
59 lines
1.1 KiB
C
#include <stdio.h>
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void undefined_subexpression() {
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int b, c;
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int a = 5;
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c = (b = a + 2) - (a = 1);
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printf("%d", c);
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}
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void comparison_unexpected() {
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int i, j, k;
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i = 10;
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j = 2;
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k = 0;
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// This is equivalent of (i < j) < k because it is < is left-associated
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// operator
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printf("\n%d", i < j < k);
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}
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void switch_playground() {
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int grade = 1;
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switch (grade) {
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/* case 0: */
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/* printf("Failint"); */
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/* break; */
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/* case 1: */
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/* printf("Poor"); */
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/* break; */
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/* case 2: */
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/* printf("Average"); */
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/* break; */
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/* case 3: */
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/* printf("Good"); */
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/* break; */
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/* case 4: */
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/* printf("Excelent"); */
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/* break; */
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/* default: */
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/* printf("Illegal grade"); */
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/* break; */
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/* } */
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case 0: case 1: case 2: case 3: case 4:
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printf("Allowed grades");
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break;
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default:
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printf("Illegal grade");
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break;
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}
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}
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int main() {
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int i = 5;
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float k = 1.1;
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float j = 10 * i + k;
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printf("%f\n", j);
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undefined_subexpression();
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comparison_unexpected();
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printf("\n");
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switch_playground();
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}
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