#include main() { printf("こんにちは \n"); printf("sizeof(int)=%d [B]\n",sizeof(int)); printf("sizeof(float)=%d [B]\n",sizeof(float)); printf("sizeof(double)=%d [B]\n",sizeof(double)); printf("sizeof(long)=%d [B]\n",sizeof(long)); printf("sizeof(char)=%d [B]\n",sizeof(char)); printf("sizeof(short)=%d [B]\n",sizeof(short)); }