program in C

3. (10 pts) Mark below each of the following C constants using its representation type: decimal, octal or hexadecimal. 777 0123 0x111 1001001 4. (10 pts) For each constant below tell whether it is legal or illegal. For each illegal one, tell why it is illegal. For each legal one, mark its representation type: decimal, octal or hexadecimal. 012345678 OxABCDEF 1234567F 01001001 More problems added after the Wednesday class: 5. (10 pts) What is the value in decimal) of X in each case below? Give the expression based on which you arrive at your value. Assume 4 bytes are used to store int and float, 8 for long, double, and long double. a. int x; X = 'F' +10; b. float X; X = sizeof(char) + (float) sizeof(1.0L); C. int C = 3; X = 'A' + 'E'-5*C + 'C