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D:\HDOJ\temp\2_14855_1057566_5246.c:2:20: iostream: No such file or directory
D:\HDOJ\temp\2_14855_1057566_5246.c:3: error: syntax error before "namespace"
D:\HDOJ\temp\2_14855_1057566_5246.c: In function `main':
D:\HDOJ\temp\2_14855_1057566_5246.c:8: error: `cin' undeclared (first use in this function)
D:\HDOJ\temp\2_14855_1057566_5246.c:8: error: (Each undeclared identifier is reported only once
D:\HDOJ\temp\2_14855_1057566_5246.c:8: error: for each function it appears in.)
D:\HDOJ\temp\2_14855_1057566_5246.c:10: error: 'for' loop initial declaration used outside C99 mode
D:\HDOJ\temp\2_14855_1057566_5246.c:13: error: redefinition of 'i'
D:\HDOJ\temp\2_14855_1057566_5246.c:10: error: previous definition of 'i' was here
D:\HDOJ\temp\2_14855_1057566_5246.c:13: error: 'for' loop initial declaration used outside C99 mode
D:\HDOJ\temp\2_14855_1057566_5246.c:18: error: 'for' loop initial declaration used outside C99 mode
D:\HDOJ\temp\2_14855_1057566_5246.c:26: error: `cout' undeclared (first use in this function)
D:\HDOJ\temp\2_14855_1057566_5246.c:26: error: `endl' undeclared (first use in this function)