缩减版审批如期: S0; API(1, 2, 4); UI(1, 2); X不做; I7; Q(8, 9); F10; A11; 验收slot11 ('下周一', 'PM')
缩减版审批推迟: 无可行解；下界 I≥8, Q最早占(9, 10), F最早11, A最早12
完整版审批如期: S0; API(1, 2, 4); UI(1, 2); X(5, 6); I7; Q(8, 9); F10; A11; 验收slot11 ('下周一', 'PM')
完整版审批推迟: 无可行解；下界 I≥8, Q最早占(9, 10), F最早11, A最早12
 effort slots—full: Eva9 (S1+API3+X2+I1+F1+A1), Finn4 (S1+UI2+I1), Gia3 (Q2+A1); reduced: Eva7, Finn4, Gia3.