32选8所有排列组合

void f(){    int i1,i2,i3,i4,i5,i6,i7,i8;       for (i1=1;i1<32;i1++)                for (i2=1;i2<32;i2++){                        if (i1==i2) continue;                        for (i3=1;i3<32;i3++){                                if (i1==i3) continue;                if (i2==i3) continue;                                for (i4=1;i4<32;i4++){                                        if (i1==i4) continue;                    if (i2==i4) continue;                    if (i3==i4) continue;                                        for (i5=1;i5<32;i5++){                                                if (i1==i5) continue;                        if (i2==i5) continue;                        if (i3==i5) continue;                        if (i4==i5) continue;                                                for (i6=1;i6<32;i6++){                                                        if (i1==i6) continue;                            if (i2==i6) continue;                            if (i3==i6) continue;                            if (i4==i6) continue;                            if (i5==i6) continue;                                                        for (i7=1;i7<32;i7++){                                                                if (i1==i7) continue;                                if (i2==i7) continue;                                if (i3==i7) continue;                                if (i4==i7) continue;                                if (i5==i7) continue;                                if (i6==i7) continue;                                                                for (i8=1;i8<32;i8++){                                                                        if (i1==i8) continue;                                    if (i2==i8) continue;                                    if (i3==i8) continue;                                    if (i4==i8) continue;                                    if (i5==i8) continue;                                    if (i6==i8) continue;                                    if (i7==i8) continue;                                                                        printf("%d,%d,%d,%d,%d,%d,%d,%d\                                           ",i1,i2,i3,i4,i5,i6,i7,i8);                                }}}}}}}}