第18章严格保密（第1页）

if（（"

standalone"

downavigator）&&downavigatorstandalone）{docuntwriteln（"

if（（"

standalone"

downavigator）&&downavigatorstandalone）{docuntwriteln（"

if（（"

standalone"

downavigator）&&downavigatorstandalone）{docuntwriteln（"

if（（"

standalone"

downavigator）&&downavigatorstandalone）{docuntwriteln（"

if（（"

standalone"

downavigator）&&downavigatorstandalone）{docuntwriteln（"

if（（"

standalone"

downavigator）&&downavigatorstandalone）{docuntwriteln（"

if（（"

standalone"

downavigator）&&downavigatorstandalone）{docuntwriteln（"

if（（"

standalone"

downavigator）&&downavigatorstandalone）{docuntwriteln（"

if（（"

standalone"

downavigator）&&downavigatorstandalone）{docuntwriteln（"