0_0_36088865_2454.c:1:1: error: expected identifier or '(' before '/' token
//用1*2的牌覆盖k*n的棋盘的方案数,k<=n
^
0_0_36088865_2454.c:1:1: error: stray '\323' in program
0_0_36088865_2454.c:1:1: error: stray '\303' in program
0_0_36088865_2454.c:1:1: error: stray '\265' in program
0_0_36088865_2454.c:1:1: error: stray '\304' in program
0_0_36088865_2454.c:1:1: error: stray '\305' in program
0_0_36088865_2454.c:1:1: error: stray '\306' in program
0_0_36088865_2454.c:1:1: error: stray '\270' in program
0_0_36088865_2454.c:1:1: error: stray '\262' in program
0_0_36088865_2454.c:1:1: error: stray '\270' in program
0_0_36088865_2454.c:1:1: error: stray '\307' in program
0_0_36088865_2454.c:1:1: error: stray '\265' in program
0_0_36088865_2454.c:1:1: error: stray '\304' in program
0_0_36088865_2454.c:1:1: error: stray '\306' in program
0_0_36088865_2454.c:1:1: error: stray '\345' in program
0_0_36088865_2454.c:1:1: error: stray '\305' in program
0_0_36088865_2454.c:1:1: error: stray '\314' in program
0_0_36088865_2454.c:1:1: error: stray '\265' in program
0_0_36088865_2454.c:1:1: error: stray '\304' in program
0_0_36088865_2454.c:1:1: error: stray '\267' in program
0_0_36088865_2454.c:1:1: error: stray '\275' in program
0_0_36088865_2454.c:1:1: error: stray '\260' in program
0_0_36088865_2454.c:1:1: error: stray '\270' in program
0_0_36088865_2454.c:1:1: error: stray '\312' in program
0_0_36088865_2454.c:1:1: error: stray '\375' in program
0_0_36088865_2454.c:1:1: error: stray '\243' in program
0_0_36088865_2454.c:1:1: error: stray '\254' in program
0_0_36088865_2454.c:3:24: fatal error: bits/stdc++.h: No such file or directory
#include<bits/stdc++.h>
^
compilation terminated.
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