View Compilation Error

0_0_22332997_15605.cpp: In function 'int main()':
0_0_22332997_15605.cpp:27:9: error: 'i' was not declared in this scope
     for(i=1; i<=n; ++i){
         ^
0_0_22332997_15605.cpp:32:9: error: 'i' was not declared in this scope
     for(i=1;i<=n;++i){
         ^
0_0_22332997_15605.cpp:39:9: error: 'i' was not declared in this scope
     for(i=pos+1; i<=n;++i){
         ^
0_0_22332997_15605.cpp: At global scope:
0_0_22332997_15605.cpp:44:5: error: expected unqualified-id before 'return'
     return 0;
     ^
0_0_22332997_15605.cpp:45:1: error: expected declaration before '}' token
 }
 ^