0_0_23850758_26228.cpp: In function 'int main()':
0_0_23850758_26228.cpp:4:25: error: 'scanf' was not declared in this scope
while(~scanf("%d",&n)){
^
0_0_23850758_26228.cpp:10:27: error: 'printf' was not declared in this scope
printf("%d\n",a[n]);
^
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