#include <stdio.h>
// mul( int c, int a, int, b, unsigned int cf ) {
// c = a * b;
// }
//
// seijyou cf == 1 or 0 / ijyou cf != 1 or 0
// if( cf >= 2 ) { print( ijyou ); } else { print( seijyou ); }
//
#define mul(c, a, b, cf){ asm("imul %%ebx;inc %%edx;":"=a"(c),"=d"(cf):"b"(b),"a"(a)); }
void main() {
int a,b,c; unsigned int cf;
int i=3; while(i-->0){
printf("\na = "); scanf("%d", &a); printf("b = "); scanf("%d", &b);
mul(c, a,b, cf); // c = a * b;
printf("%d * %d = %d",a,b,c); if( cf > 1 ) { printf(" : kyarii_oobaa = %u",cf); }
printf("\na = "); scanf("%d", &a); printf("b = "); scanf("%d", &b);
c=a;
mul(a, a,b, cf); // a*=b;
printf("%d * %d = %d",c,b,a); if( cf > 1 ) { printf(" : kyarii_oobaa = %u",cf); }
}
}