#include int check_is_anzan( long n ){ int ret = 1; int i; if( n < 100 ){ ret = 0; return ret; } for( i = 0; i < 10; i++ ){ if( n % 10 == 0 ){ n = n / 10; if( n < 10 ){ break; } }else{ ret = 0; break; } } return ret; } int main(void){ long a, b; long ans = 0; scanf( "%ld %ld", &a, &b ); if( check_is_anzan( a ) + check_is_anzan( b ) == 2 ){ ans = ( a * b ) / 10; printf( "%ld\n", ans ); }else{ ans = a * b; if( ( ans > 99999999 ) || ( ans < -99999999 ) ){ printf( "E\n", a * b ); }else{ printf( "%ld\n", a * b ); } } }