{"problem":{"name":"Intersection","description":{"content":"You are given sequences of length $N$ each: $A = (A_1, A_2, A_3, \\dots, A_N)$ and $B = (B_1, B_2, B_3, \\dots, B_N)$.   Find the number of integers $x$ satisfying the following condition: *   $A_i \\le","description_type":"Markdown"},"platform":"AtCoder","limit":{"time_limit":2000,"memory_limit":262144},"difficulty":"None","is_remote":true,"is_sync":true,"sync_url":null,"sign":"abc199_b"},"statements":[{"statement_type":"Markdown","content":"You are given sequences of length $N$ each: $A = (A_1, A_2, A_3, \\dots, A_N)$ and $B = (B_1, B_2, B_3, \\dots, B_N)$.  \nFind the number of integers $x$ satisfying the following condition:\n\n*   $A_i \\le x \\le B_i$ holds for every integer $i$ such that $1 \\le i \\le N$.\n\n## Constraints\n\n*   $1 \\le N \\le 100$\n*   $1 \\le A_i \\le B_i \\le 1000$\n*   All values in input are integers.\n\n## Input\n\nInput is given from Standard Input in the following format:\n\n$N$\n$A_1$ $A_2$ $A_3$ $\\dots$ $A_N$\n$B_1$ $B_2$ $B_3$ $\\dots$ $B_N$\n\n[samples]","is_translate":false,"language":"English"}],"meta":{"iden":"abc199_b","tags":[],"sample_group":[["2\n3 2\n7 5","3\n\n$x$ must satisfy both $3 \\le x \\le 7$ and $2 \\le x \\le 5$.  \nThere are three such integers: $3$, $4$, and $5$."],["3\n1 5 3\n10 7 3","0\n\nThere may be no integer $x$ satisfying the condition."],["3\n3 2 5\n6 9 8","2"]],"created_at":"2026-03-03 11:01:13"}}