0_0_28725319_6109.cpp: In function 'int main()': 0_0_28725319_6109.cpp:55:9: error: expected ',' or ';' before 'for' for(int i=0;i<n;i++) ^ 0_0_28725319_6109.cpp:55:21: error: 'i' was not declared in this scope for(int i=0;i<n;i++) ^