# include<stdio.h>
int foo(){
  int i,k,m;
  for(i=0;i<1000;i++){
  for(k=0;k<1000;k++){
    for(m=0;m<1000;m++) {
    }
  }
}
  return 0; 
}

from ctypes import cdll
from time import time
#.c-->.so
start=time()
dll=cdll.LoadLibrary('./foo.so')
dll.foo()
print(f'c,so:{time()-start}')
#.c-->.dll
start=time()
dll=cdll.LoadLibrary('./foo.dll')
dll.foo()
print(f'c,dll:{time()-start}')
#Python
start=time()
for i in  range(1000):
    for k in range(1000):
        for m in range(1000):
            pass
print(f'python:{time()-start}')