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【集训队作业2018】传送门 统计

满分提交

得分分布

Created with Raphaël 2.1.207.51522.5301009288806857535043362820100
score: 100

前缀和

Created with Raphaël 2.1.20153045601009080706050403020100
score: ≤100

后缀和

Created with Raphaël 2.1.20153045601009080706050403020100
score: ≥100