int GetAre(int x1,int y1,int x2,int y2 ){ int result = (x2 - x1 ) * (y2 -y1 ) ; if (result < 0 ) result = -1 * result ; return result ;}void main(){ int data[100]; int k = 0 ; printf("请输入行数"); int iNum = 0; scanf("%d",&iNum); printf("请输入数据"); for( int i = 0 ; i < iNum ; i++ ) { int x1,y1,x2,y2 ; int iNum = scanf("%d %d %d %d",&x1,&y1,&x2,&y2) ; if( iNum < 4 ) break; fflush(stdin); data[k++] = GetAre(x1,y1,x2,y2); } printf("输出结果"); for( i = 0 ; i < k ; i++ ) printf("%d",data[i]);}。