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0_0_33469297_31737.cpp:117:9: error: stray '\241' in program
         printf("Case %d: %d\n", kase, ans.size()-1);　　　　//有一个是起始位置，要减去
         ^
0_0_33469297_31737.cpp:117:9: error: stray '\241' in program
0_0_33469297_31737.cpp:117:9: error: stray '\241' in program
0_0_33469297_31737.cpp:117:9: error: stray '\241' in program
0_0_33469297_31737.cpp:117:9: error: stray '\241' in program
0_0_33469297_31737.cpp:117:9: error: stray '\241' in program
0_0_33469297_31737.cpp:117:9: error: stray '\241' in program
0_0_33469297_31737.cpp:117:9: error: stray '\241' in program
0_0_33469297_31737.cpp:118:9: error: stray '\241' in program
         for(int i=ans.size()-2; i>=0; i--) putchar(ans[i]);　　　　//注意输出
         ^
0_0_33469297_31737.cpp:118:9: error: stray '\241' in program
0_0_33469297_31737.cpp:118:9: error: stray '\241' in program
0_0_33469297_31737.cpp:118:9: error: stray '\241' in program
0_0_33469297_31737.cpp:118:9: error: stray '\241' in program
0_0_33469297_31737.cpp:118:9: error: stray '\241' in program
0_0_33469297_31737.cpp:118:9: error: stray '\241' in program
0_0_33469297_31737.cpp:118:9: error: stray '\241' in program