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0_0_9644945_4191.cpp:1:25: bits/stdc++.h: No such file or directory
0_0_9644945_4191.cpp: In function `int main()':
0_0_9644945_4191.cpp:19: error: `cin' undeclared (first use this function)
0_0_9644945_4191.cpp:19: error: (Each undeclared identifier is reported only once for each function it appears in.)
0_0_9644945_4191.cpp:21: error: `scanf' undeclared (first use this function)
0_0_9644945_4191.cpp:29: error: `printf' undeclared (first use this function)