0_0_35970859_6065.cpp: In function 'int main()':
0_0_35970859_6065.cpp:24:13: error: 'inf' was not declared in this scope
memset(dp,inf,sizeof(dp));
^
0_0_35970859_6065.cpp:31:4: error: 'll' was not declared in this scope
ll dis=0;
^
0_0_35970859_6065.cpp:34:5: error: 'dis' was not declared in this scope
dis=dis+(long long)(i-j)*(p[j+1].x-p[j].x);
^
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