{"problem":{"name":"Traveling Budget","description":{"content":"You planned a trip using trains and buses. The train fare will be $A$ yen (the currency of Japan) if you buy ordinary tickets along the way, and $B$ yen if you buy an unlimited ticket. Similarly, the ","description_type":"Markdown"},"platform":"AtCoder","limit":{"time_limit":2000,"memory_limit":262144},"difficulty":"None","is_remote":true,"is_sync":true,"sync_url":null,"sign":"abc092_a"},"statements":[{"statement_type":"Markdown","content":"You planned a trip using trains and buses. The train fare will be $A$ yen (the currency of Japan) if you buy ordinary tickets along the way, and $B$ yen if you buy an unlimited ticket. Similarly, the bus fare will be $C$ yen if you buy ordinary tickets along the way, and $D$ yen if you buy an unlimited ticket.\nFind the minimum total fare when the optimal choices are made for trains and buses.\n\n## Constraints\n\n*   $1 \\leq A \\leq 1$ $000$\n*   $1 \\leq B \\leq 1$ $000$\n*   $1 \\leq C \\leq 1$ $000$\n*   $1 \\leq D \\leq 1$ $000$\n*   All input values are integers.\n\n## Input\n\nInput is given from Standard Input in the following format:\n\n$A$\n$B$\n$C$\n$D$\n\n[samples]","is_translate":false,"language":"English"}],"meta":{"iden":"abc092_a","tags":[],"sample_group":[["600\n300\n220\n420","520\n\nThe train fare will be $600$ yen if you buy ordinary tickets, and $300$ yen if you buy an unlimited ticket. Thus, the optimal choice for trains is to buy an unlimited ticket for $300$ yen. On the other hand, the optimal choice for buses is to buy ordinary tickets for $220$ yen.\nTherefore, the minimum total fare is $300 + 220 = 520$ yen."],["555\n555\n400\n200","755"],["549\n817\n715\n603","1152"]],"created_at":"2026-03-03 11:01:14"}}