@define main(){ printf("%d\n", sizeof(char)); printf("%d\n", sizeof(unsigned char)); printf("%d\n", sizeof(short)); printf("%d\n", sizeof(unsigned short)); printf("%d\n", sizeof(int)); printf("%d\n", sizeof(unsigned int)); printf("%d\n", sizeof(long)); printf("%d\n", sizeof(unsigned long)); printf("%d\n", sizeof(long long)); printf("%d\n", sizeof(unsigned long long)); } main();