ERROR: do not use assignment in if condition
WARNING: line length of 81 exceeds 80 columns
WARNING: line length of 82 exceeds 80 columns
WARNING: line length of 84 exceeds 80 columns
WARNING: line length of 87 exceeds 80 columns
WARNING: line length of 88 exceeds 80 columns
WARNING: line length of 97 exceeds 80 columns
WARNING: line length of 99 exceeds 80 columns