0_0_25111534_20830.c: In function 'dfs':
0_0_25111534_20830.c:7:59: error: expected expression before '/' token
if(vis[x][y] || mat[x][y]=='#' || step>=ans) return; //step>=ans 为一处剪枝。
^
0_0_25111534_20830.c:7:59: error: stray '\316' in program
0_0_25111534_20830.c:7:59: error: stray '\252' in program
0_0_25111534_20830.c:7:59: error: stray '\322' in program
0_0_25111534_20830.c:7:59: error: stray '\273' in program
0_0_25111534_20830.c:7:59: error: stray '\264' in program
0_0_25111534_20830.c:7:59: error: stray '\246' in program
0_0_25111534_20830.c:7:59: error: stray '\274' in program
0_0_25111534_20830.c:7:59: error: stray '\364' in program
0_0_25111534_20830.c:7:59: error: stray '\326' in program
0_0_25111534_20830.c:7:59: error: stray '\246' in program
0_0_25111534_20830.c:7:59: error: stray '\241' in program
0_0_25111534_20830.c:7:59: error: stray '\243' in program
0_0_25111534_20830.c:16:22: error: expected expression before '/' token
vis[x][y]=1; //所有该返回的判断全部结束了，设置访问标记
^
0_0_25111534_20830.c:16:22: error: stray '\313' in program
0_0_25111534_20830.c:16:22: error: stray '\371' in program
0_0_25111534_20830.c:16:22: error: stray '\323' in program
0_0_25111534_20830.c:16:22: error: stray '\320' in program
0_0_25111534_20830.c:16:22: error: stray '\270' in program
0_0_25111534_20830.c:16:22: error: stray '\303' in program
0_0_25111534_20830.c:16:22: error: stray '\267' in program
0_0_25111534_20830.c:16:22: error: stray '\265' in program
0_0_25111534_20830.c:16:22: error: stray '\273' in program
0_0_25111534_20830.c:16:22: error: stray '\330' in program
0_0_25111534_20830.c:16:22: error: stray '\265' in program
0_0_25111534_20830.c:16:22: error: stray '\304' in program
0_0_25111534_20830.c:16:22: error: stray '\305' in program
0_0_25111534_20830.c:16:22: error: stray '\320' in program
0_0_25111534_20830.c:16:22: error: stray '\266' in program
0_0_25111534_20830.c:16:22: error: stray '\317' in program
0_0_25111534_20830.c:16:22: error: stray '\310' in program
0_0_25111534_20830.c:16:22: error: stray '\253' in program
0_0_25111534_20830.c:16:22: error: stray '\262' in program
0_0_25111534_20830.c:16:22: error: stray '\277' in program
0_0_25111534_20830.c:16:22: error: stray '\275' in program
0_0_25111534_20830.c:16:22: error: stray '\341' in program
0_0_25111534_20830.c:16:22: error: stray '\312' in program
0_0_25111534_20830.c:16:22: error: stray '\370' in program
0_0_25111534_20830.c:16:22: error: stray '\301' in program
0_0_25111534_20830.c:16:22: error: stray '\313' in program
0_0_25111534_20830.c:16:22: error: stray '\243' in program
0_0_25111534_20830.c:16:22: error: stray '\254' in program
0_0_25111534_20830.c:16:22: error: stray '\311' in program
0_0_25111534_20830.c:16:22: error: stray '\350' in program
0_0_25111534_20830.c:16:22: error: stray '\326' in program
0_0_25111534_20830.c:16:22: error: stray '\303' in program
0_0_25111534_20830.c:16:22: error: stray '\267' in program
0_0_25111534_20830.c:16:22: error: stray '\303' in program
0_0_25111534_20830.c:16:22: error: stray '\316' in program
0_0_25111534_20830.c:16:22: error: stray '\312' in program
0_0_25111534_20830.c:16:22: error: stray '\261' in program
0_0_25111534_20830.c:16:22: error: stray '\352' in program
0_0_25111534_20830.c:16:22: error: stray '\274' in program
0_0_25111534_20830.c:16:22: error: stray '\307' in program
0_0_25111534_20830.c:21:22: error: expected expression before '/' token
vis[x][y]=0; //清除标记
^
0_0_25111534_20830.c:21:22: error: stray '\307' in program
0_0_25111534_20830.c:21:22: error: stray '\345' in program
0_0_25111534_20830.c:21:22: error: stray '\263' in program
0_0_25111534_20830.c:21:22: error: stray '\375' in program
0_0_25111534_20830.c:21:22: error: stray '\261' in program
0_0_25111534_20830.c:21:22: error: stray '\352' in program
0_0_25111534_20830.c:21:22: error: stray '\274' in program
0_0_25111534_20830.c:21:22: error: stray '\307' in program
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