0_0_38229527_31159.cpp:30:1: error: 'I' does not name a type
I
^
0_0_38229527_31159.cpp:37:7: error: conflicting declaration 'll a [400010]'
ll a[N],p[N];
^
0_0_38229527_31159.cpp:6:5: note: previous declaration as 'int a [1000010]'
int a[1000010],b[1000010];
^
0_0_38229527_31159.cpp: In function 'int main()':
0_0_38229527_31159.cpp:40:5: error: redefinition of 'int main()'
int main()
^
0_0_38229527_31159.cpp:7:5: note: 'int main()' previously defined here
int main() {
^
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