0_0_31197905_7442.cpp: In function 'int main()':
0_0_31197905_7442.cpp:10:24: error: 'o' was not declared in this scope
for(int i=n;i>=o;i--;)
^
0_0_31197905_7442.cpp:10:29: error: expected ')' before ';' token
for(int i=n;i>=o;i--;)
^
0_0_31197905_7442.cpp:10:30: error: expected primary-expression before ')' token
for(int i=n;i>=o;i--;)
^
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