0_0_23218686_23568.cpp:116:1: error: stray '\325' in program
这个是用叠加小量来逐步求积分的，这个用时328Ms，明显多很多啊，不过可以用于求不出或者是很难求原函数的题目：
^
0_0_23218686_23568.cpp:116:1: error: stray '\342' in program
0_0_23218686_23568.cpp:116:1: error: stray '\270' in program
0_0_23218686_23568.cpp:116:1: error: stray '\366' in program
0_0_23218686_23568.cpp:116:1: error: stray '\312' in program
0_0_23218686_23568.cpp:116:1: error: stray '\307' in program
0_0_23218686_23568.cpp:116:1: error: stray '\323' in program
0_0_23218686_23568.cpp:116:1: error: stray '\303' in program
0_0_23218686_23568.cpp:116:1: error: stray '\265' in program
0_0_23218686_23568.cpp:116:1: error: stray '\376' in program
0_0_23218686_23568.cpp:116:1: error: stray '\274' in program
0_0_23218686_23568.cpp:116:1: error: stray '\323' in program
0_0_23218686_23568.cpp:116:1: error: stray '\320' in program
0_0_23218686_23568.cpp:116:1: error: stray '\241' in program
0_0_23218686_23568.cpp:116:1: error: stray '\301' in program
0_0_23218686_23568.cpp:116:1: error: stray '\277' in program
0_0_23218686_23568.cpp:116:1: error: stray '\300' in program
0_0_23218686_23568.cpp:116:1: error: stray '\264' in program
0_0_23218686_23568.cpp:116:1: error: stray '\326' in program
0_0_23218686_23568.cpp:116:1: error: stray '\360' in program
0_0_23218686_23568.cpp:116:1: error: stray '\262' in program
0_0_23218686_23568.cpp:116:1: error: stray '\275' in program
0_0_23218686_23568.cpp:116:1: error: stray '\307' in program
0_0_23218686_23568.cpp:116:1: error: stray '\363' in program
0_0_23218686_23568.cpp:116:1: error: stray '\273' in program
0_0_23218686_23568.cpp:116:1: error: stray '\375' in program
0_0_23218686_23568.cpp:116:1: error: stray '\267' in program
0_0_23218686_23568.cpp:116:1: error: stray '\326' in program
0_0_23218686_23568.cpp:116:1: error: stray '\265' in program
0_0_23218686_23568.cpp:116:1: error: stray '\304' in program
0_0_23218686_23568.cpp:116:1: error: stray '\243' in program
0_0_23218686_23568.cpp:116:1: error: stray '\254' in program
0_0_23218686_23568.cpp:116:1: error: stray '\325' in program
0_0_23218686_23568.cpp:116:1: error: stray '\342' in program
0_0_23218686_23568.cpp:116:1: error: stray '\270' in program
0_0_23218686_23568.cpp:116:1: error: stray '\366' in program
0_0_23218686_23568.cpp:116:1: error: stray '\323' in program
0_0_23218686_23568.cpp:116:1: error: stray '\303' in program
0_0_23218686_23568.cpp:116:1: error: stray '\312' in program
0_0_23218686_23568.cpp:116:1: error: stray '\261' in program
0_0_23218686_23568.cpp:116:1: error: stray '\243' in program
0_0_23218686_23568.cpp:116:1: error: stray '\254' in program
0_0_23218686_23568.cpp:116:1: error: stray '\303' in program
0_0_23218686_23568.cpp:116:1: error: stray '\367' in program
0_0_23218686_23568.cpp:116:1: error: stray '\317' in program
0_0_23218686_23568.cpp:116:1: error: stray '\324' in program
0_0_23218686_23568.cpp:116:1: error: stray '\266' in program
0_0_23218686_23568.cpp:116:1: error: stray '\340' in program
0_0_23218686_23568.cpp:116:1: error: stray '\272' in program
0_0_23218686_23568.cpp:116:1: error: stray '\334' in program
0_0_23218686_23568.cpp:116:1: error: stray '\266' in program
0_0_23218686_23568.cpp:116:1: error: stray '\340' in program
0_0_23218686_23568.cpp:116:1: error: stray '\260' in program
0_0_23218686_23568.cpp:116:1: error: stray '\241' in program
0_0_23218686_23568.cpp:116:1: error: stray '\243' in program
0_0_23218686_23568.cpp:116:1: error: stray '\254' in program
0_0_23218686_23568.cpp:116:1: error: stray '\262' in program
0_0_23218686_23568.cpp:116:1: error: stray '\273' in program
0_0_23218686_23568.cpp:116:1: error: stray '\271' in program
0_0_23218686_23568.cpp:116:1: error: stray '\375' in program
0_0_23218686_23568.cpp:116:1: error: stray '\277' in program
0_0_23218686_23568.cpp:116:1: error: stray '\311' in program
0_0_23218686_23568.cpp:116:1: error: stray '\322' in program
0_0_23218686_23568.cpp:116:1: error: stray '\324' in program
0_0_23218686_23568.cpp:116:1: error: stray '\323' in program
0_0_23218686_23568.cpp:116:1: error: stray '\303' in program
0_0_23218686_23568.cpp:116:1: error: stray '\323' in program
0_0_23218686_23568.cpp:116:1: error: stray '\332' in program
0_0_23218686_23568.cpp:116:1: error: stray '\307' in program
0_0_23218686_23568.cpp:116:1: error: stray '\363' in program
0_0_23218686_23568.cpp:116:1: error: stray '\262' in program
0_0_23218686_23568.cpp:116:1: error: stray '\273' in program
0_0_23218686_23568.cpp:116:1: error: stray '\263' in program
0_0_23218686_23568.cpp:116:1: error: stray '\366' in program
0_0_23218686_23568.cpp:116:1: error: stray '\273' in program
0_0_23218686_23568.cpp:116:1: error: stray '\362' in program
0_0_23218686_23568.cpp:116:1: error: stray '\325' in program
0_0_23218686_23568.cpp:116:1: error: stray '\337' in program
0_0_23218686_23568.cpp:116:1: error: stray '\312' in program
0_0_23218686_23568.cpp:116:1: error: stray '\307' in program
0_0_23218686_23568.cpp:116:1: error: stray '\272' in program
0_0_23218686_23568.cpp:116:1: error: stray '\334' in program
0_0_23218686_23568.cpp:116:1: error: stray '\304' in program
0_0_23218686_23568.cpp:116:1: error: stray '\321' in program
0_0_23218686_23568.cpp:116:1: error: stray '\307' in program
0_0_23218686_23568.cpp:116:1: error: stray '\363' in program
0_0_23218686_23568.cpp:116:1: error: stray '\324' in program
0_0_23218686_23568.cpp:116:1: error: stray '\255' in program
0_0_23218686_23568.cpp:116:1: error: stray '\272' in program
0_0_23218686_23568.cpp:116:1: error: stray '\257' in program
0_0_23218686_23568.cpp:116:1: error: stray '\312' in program
0_0_23218686_23568.cpp:116:1: error: stray '\375' in program
0_0_23218686_23568.cpp:116:1: error: stray '\265' in program
0_0_23218686_23568.cpp:116:1: error: stray '\304' in program
0_0_23218686_23568.cpp:116:1: error: stray '\314' in program
0_0_23218686_23568.cpp:116:1: error: stray '\342' in program
0_0_23218686_23568.cpp:116:1: error: stray '\304' in program
0_0_23218686_23568.cpp:116:1: error: stray '\277' in program
0_0_23218686_23568.cpp:116:1: error: stray '\243' in program
0_0_23218686_23568.cpp:116:1: error: stray '\272' in program
0_0_23218686_23568.cpp:116:41: error: expected unqualified-id before numeric constant
这个是用叠加小量来逐步求积分的，这个用时328Ms，明显多很多啊，不过可以用于求不出或者是很难求原函数的题目：
^
0_0_23218686_23568.cpp:132:8: error: redefinition of 'double p1_x'
double p1_x,p1_y;
^
0_0_23218686_23568.cpp:29:8: note: 'double p1_x' previously declared here
double p1_x,p1_y;
^
0_0_23218686_23568.cpp:132:13: error: redefinition of 'double p1_y'
double p1_x,p1_y;
^
0_0_23218686_23568.cpp:29:13: note: 'double p1_y' previously declared here
double p1_x,p1_y;
^
0_0_23218686_23568.cpp:133:8: error: redefinition of 'double p2_x'
double p2_x,p2_y;
^
0_0_23218686_23568.cpp:31:8: note: 'double p2_x' previously declared here
double p2_x,p2_y;
^
0_0_23218686_23568.cpp:133:13: error: redefinition of 'double p2_y'
double p2_x,p2_y;
^
0_0_23218686_23568.cpp:31:13: note: 'double p2_y' previously declared here
double p2_x,p2_y;
^
0_0_23218686_23568.cpp:134:8: error: redefinition of 'double p3_x'
double p3_x,p3_y;
^
0_0_23218686_23568.cpp:33:8: note: 'double p3_x' previously declared here
double p3_x,p3_y;
^
0_0_23218686_23568.cpp:134:13: error: redefinition of 'double p3_y'
double p3_x,p3_y;
^
0_0_23218686_23568.cpp:33:13: note: 'double p3_y' previously declared here
double p3_x,p3_y;
^
0_0_23218686_23568.cpp: In function 'double fun(double)':
0_0_23218686_23568.cpp:136:8: error: redefinition of 'double fun(double)'
double fun(double x)
^
0_0_23218686_23568.cpp:35:8: note: 'double fun(double)' previously defined here
double fun(double x)
^
0_0_23218686_23568.cpp: In function 'int main()':
0_0_23218686_23568.cpp:161:5: error: redefinition of 'int main()'
int main()
^
0_0_23218686_23568.cpp:71:5: note: 'int main()' previously defined here
int main()
^
0_0_23218686_23568.cpp:180:8: error: 'doublei' was not declared in this scope
for(doublei=p2_x;i<=p3_x;)
^
0_0_23218686_23568.cpp:180:21: error: 'i' was not declared in this scope
for(doublei=p2_x;i<=p3_x;)
^
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