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268610_0_15420.c:1:19: iostream: No such file or directory
268610_0_15420.c:2:16: cmath: No such file or directory
268610_0_15420.c:3: error: syntax error before "namespace"
268610_0_15420.c: In function `main':
268610_0_15420.c:12: error: 'for' loop initial declaration used outside C99 mode